open has definitions from the fields of sport,chess,music,mathematics
1
[ verb ] cause to open or to become open

Synonyms

open_up

Examples

"Mary opened the car door"

Used in print

(Francis J. Johnston and John E. Willard, "The...)

Following reaction the cells were scratched with a file and opened under a 20 % aqueous sodium_iodide solution .

(Jim Berry Pearson, The Maxwell Land Grant....)

Russell had reached the house as Cook surmised , dismounted , but just as the old trapper opened the door to receive him , he fell into the trapper 's arms - dead .

(J. H. Hexter, "Thomas More: On the Margins...)

But it is an answer which opens the door wide to an onrush of objections and denials .

(Clayton C. Barbeau, The Ikon....)

The monk who opened the door immediately calmed his worries about his reception : `` I speak English '' , the old_man said , `` but I do not hear it very_well '' .

(David Stacton, The Judges of the Secret Court....)

A nigger boy opened the door .

2
[ verb ] start to operate or function or cause to start operating or functioning

Synonyms

open_up

Examples

"open a business"

Used in print

(The Atlanta Constitution...)

Vandiver opened his race for governor in 1958 with a battle in the Legislature against the issuance of $ 50 million worth of additional rural roads bonds proposed by then Gov._Marvin_Griffin .

(Rocky Mountains News, [Denver, Colorado],...)

Dick_McAuliffe cracked the first of his two doubles against Lefty Don_Rudolph to open the Bear 's attack .

(Chicago Daily Tribune...)

The concert opened with another big romantic score , Schumann's Overture_to_Manfred , which suffered fate , this time with orchestral thrusts to the Byronic point to keep it afloat .

The Bayreuth_Festival opens July 23 with a new production of `` Tannhaeuser '' staged by Wieland_Wagner , who is doing all the operas this time , and conducted by Wolfgang_Sawallisch .

Sawalisch also conducts `` The_Flying_Dutch '' , opening July 24 .

3
[ adjective ] affording unobstructed entrance and exit; not shut or closed

Synonyms

unfastened

Examples

"an open door" "they left the door open"

Used in print

(Richard I. McCosh, "Recreation Site Selection"...)

The extent and location of open areas is noted .

(Robert A. Futterman, The Future of Our Cities....)

The suburban branch is thereby credited with a sale which would have been made even if its glass doors had never opened .

(Ross E. McKinney and Howard Edde, "Aerated...)

With the spring rains the flow rose rapidly due_to infiltration in open sewers .

(Christopher Davis, First Family....)

He breathed now with his mouth open , showing a whitely curving section of lower teeth ; he kept his eyes , with their puffed blurred lids , always lowered , though not , apparently , focusing .

His hands lay loosely , yet stiffly - they were like wax hands : almost lifelike , not quite - folded in his lap ; his mouth hung slightly open .

Related terms

shut wide-open wide-open ajar

4
[ verb ] become open

Synonyms

open_up

Examples

"The door opened"

Used in print

(Francis J. Johnston and John E. Willard, "The...)

Carrier * * f was added and the aqueous and organic phases were separated ( cells containing gaseous reactants were immersed in liquid_air before opening under sodium_iodide ) .

In the liquid phase runs the amount of carbon_tetrachloride in each reaction tube was determined by weighing the tube before opening and weighing the fragments after emptying .

(Louis Zara, Dark Rider....)

Open your heart to Him and pray , Stephen , pray !

(Octavia Waldo, A Cup of the Sun....)

Suddenly he was interrupted in his daydreaming by a warm wetness lapping against his chin , and his eyes opened wide and long at the sight of a goat 's claret tongue , feasting against the salt taste of him .

5
[ adjective ] affording free passage or access

Examples

"open drains" "the road is open to traffic" "open ranks"

Used in print

(Jim Berry Pearson, The Maxwell Land Grant....)

As he pushed open the door he fell on his face , one of his comrades pulling him inside .

(Francis Pollini, Night....)

They 'd cut their mothers ' belly open .

(Howard Fast, April Morning....)

I know that I myself felt that it was a mortal shame for a man to be torn open by a British musket_ball , as Isaac had been , yet I also felt relieved and lucky that it had been him and not myself .

(William Maxwell, The Chateau....)

Fortunately , the embarrassing questions raised by objects do not need to be answered , or we would all have_to go sleep in the open fields .

(Arthur Miller, "The Prophecy," in The Best...)

The debris of his other careers was piled everywhere ; a pile of wire cages for mice from his time as a geneticist and a microscope lying on its side on the window_sill , vertical steel columns wired for support to the open ceiling beams with spidery steel cantilevers jutting_out into the air , masonry constructions on the floor from the time he was inventing his disastrous fireplace whose smoke would pass_through a whole house , visible all_the_way up through wire gratings on each floor .

6
[ verb ] begin or set in action, of meetings, speeches, recitals, etc.

Examples

"He opened the meeting with a long speech"

Used in print

(St. Louis Post-Dispatch,...)

The game opened a busy week for Washington .

(William G. Pollard, Physicist and Christian....)

As the play opens the audience is introduced to the community of Salem in Puritan America at the end of the eighteenth century .

(Robert Heinlein, Stranger in a Strange Land....)

A colossal campaign opened to sell more sexual organs of plants and Mrs._Joseph_Shadow_of_Greatness_Douglas was quoted as saying : `` I would no_more sit_down without flowers on my table than without serviettes '' .

(Leo Lemon, "Catch Up With" and "Something to...)

The story opens on the eve of his fifty-third birthday , as he prepares_for the two_weeks of festivities that are to follow .

The battle of the drib-drool continues , but most of New_York 's knowing sophisticates of Abstract_Expressionism are stamping their feet impatiently in expectation of V ( for Vindication ) Day , September first , when Augustus_Quasimodo 's first one-man show opens at the Guggenheim .

7
[ adjective ] with no protection or shield

Synonyms

exposed

Examples

"the exposed northeast frontier" "open to the weather" "an open wound"

Used in print

(David Stacton, The Judges of the Secret Court....)

After some time he came to an open field .

An open field was better than a building , that was for_sure , so he dismounted , turned off the horse , and plunged through the grass .

(Stephen Longstreet, Eagles Where I Walk....)

Below in the open bay facing Manhattan was Staten_Island , gritty with clam_shells and mud_flats behind which nested farms , cattle barns , and berry thickets .

Related terms

unprotected

8
[ adjective ] open to or in view of all

Examples

"an open protest" "an open letter to the editor"

Used in print

(Philip Reaves, "Who Rules the Marriage Bed?"...)

`` A marriage can survive almost any kind of stress except an open and direct challenge to the husband 's maleness '' , declares Dr._Calderone .

(The Rev. John A. O'Brien, "Let's Take Birth Control...)

The Conference called_for a vigorous campaign against the open or secret sale of contraceptives .

(James Boylan, "Mutinity"...)

Juet demanded that Hudson prove his charges in an open trial .

(Barry Goldwater, "A Foreign Policy for America"...)

Mexico , Panama , and Venezuela are displaying open sympathy for Castroism , and there is no country - save the Dominican_Republic whose funeral services we recently arranged - where Castroism and anti Americanism does not prevent the government from unqualifiedly espousing the American cause .

(William C. Smith, "Why Fear Ideas?"...)

When some question arises in the medical field concerning cancer , for_instance , we do not turn_to free and open discussion as in a political_campaign .

Related terms

public

9
[ verb ] make available, as of an opportunity

Synonyms

open_up

Examples

"This opens up new possibilities"

Used in print

(Walter H. Buchsbaum, "Advances in Medical Electronics"...)

By combining the talents of a medical_man , Dr._Aterman , a biophysicist , Mr._Berkely , and an electronics expert , Dr._Zworykin , this novel technique has been developed which promises to open broad avenues to understanding life processes .

(Bern Dibner, "Oerstad and the Discovery of Electro...)

His broad interest in literary , political , and philosophical movements opened many doors to him .

(Irving Fineman, Woman of Valor: The Life of Henrietta...)

Another source of intellectual stimulus was opened to her at that time by the founding of Johns_Hopkins_University within walking distance of home .

(Raymond J. Corsini et al., Roleplaying in Business...)

The position of receptionist was opened in a large office and an announcement was made to the other girls already working that they could apply for this job which had higher prestige and slightly higher salary than typing and clerking positions .

Related terms

yield

10
[ verb ] spread out or open from a closed or folded state

Examples

"open the map" "spread your arms"

Used in print

(Leon Uris, Mila 8....)

He found an empty bench , opened a newspaper , and stretched his legs before him .

11
[ adjective ] used of mouth or eyes

Synonyms

opened

Examples

"keep your eyes open" "his mouth slightly opened"

Used in print

(Tristram Coffin, Not to the Swift....)

He made the decision with his eyes open , or so he thought .

12
[ adjective ] not having been filled

Examples

"the job is still open"

Used in print

(St. Louis Post-Dispatch,...)

After a lengthy workout yesterday , an open date , Hemus said that Bob_Nieman definitely would stay in the lineup .

(Whit Masterson, Evil Come, Evil Go....)

Charlie_Marble was back_and_forth on several occasions , first to confer_with Andy on the advisability of cancelling the Las_Vegas engagement - they decided it was wise - and later to announce that a prominent comedian , also an agency client , had agreed to fill the casino 's open date .

Related terms

available

13
[ adjective ] accessible to all

Examples

"open season" "an open economy"

Used in print

(St. Louis Post-Dispatch,...)

After Thursday 's open date , Solly plans to open with Larry_Jackson against the Cubs here Friday night .

(Max F. Millikan and Donald L. M. Blackmer,...)

This is the stage at which democratic developments must take_place if the society is to become an open community of creative people .

It should attempt to communicate both an appreciation of professional standards and an understanding of the tremendous powers and potentialities of genuinely open and pluralistic societies .

Related terms

unrestricted

14
[ adjective ] not defended or capable of being defended

Examples

"an open city" "open to attack"

Used in print

(John Hazard Wildman, "Take It Off," The Arizona...)

But this time she was nervous : she was open .

Related terms

vulnerable

15
[ adjective ] opened out

Examples

"an open newspaper"

Used in print

(Tristram Coffin, Not to the Swift....)

Open beside him was Mrs._Dalloway .

Related terms

unfolded

16
[ adjective ] (of textures) full of small openings or gaps

Synonyms

loose

Examples

"an open texture" "a loose weave"

Used in print

(The Times-Picayune, [New Orleans]...)

They come in crisp basket_weaves in natural honey hues , along with lacy open weaves with a lustre finish in natural , white , black and a whole range of colors .

In a lacy open weave shoes have a luster finish , braided collar and bow highlight on the squared throat .

Related terms

coarse

17
[ verb ] become available

Synonyms

open_up

Examples

"an opportunity opened up"

Used in print

(Frank Getlein and Harold C. Gardiner, S.J., Movies,...)

In that apparently simple shift Porter opened the way to the sensitive use of the camera as an instrument of art as_well_as a mechanical recording device .

Related terms

arise opening

18
[ adjective ] having no protecting cover or enclosure

Examples

"an open boat" "an open fire" "open sports cars"

Used in print

(The Family Fallout Shelter. Office of Civil and Defence...)

Open flame heating or cooking should be avoided .

(Breni James, Nights of the Kill....)

Now , as he passed the open counter that divided the assembly room from the business office , he nodded and said good_night to the station_keeper and his clerks , not stopping to hear the day-watch playback of his chewing_out .

Related terms

unenclosed

19
[ noun ] a clear or unobstructed space or expanse of land or water

Synonyms

clear

Examples

: "finally broke out of the forest into the open"

Used in print

(Jim Berry Pearson, The Maxwell Land Grant....)

At a very shallow place , two Mexicans rushed into the open for a shot .

Related terms

area clear

20
[ adjective ] not sealed or having been unsealed

Synonyms

opened

Examples

"the letter was already open" "the opened package lay on the table"

Used in print

(Harry Olesker, Impact....)

He stopped automatically at the street_corners , waiting for the traffic_lights to change , unheeding of other people , his coat open and flapping .

Related terms

unsealed

21
[ adjective ] not brought to a conclusion; subject to further thought

Examples

"an open question" "our position on this bill is still undecided" "our lawsuit is still undetermined"

Used in print

(Robert L. Duncan, The Voice of Strangers....)

He was about_to hang_up the phone , but a note of hesitancy in the secretary 's voice left the conversation open .

Related terms

unsettled

22
[ adjective ] without undue constriction as from e.g. tenseness or inhibition

Examples

"the clarity and resonance of an open tone" "her natural and open response"

Used in print

(High Fidelity, 11:10...)

The effect of the recording is very open and natural , with the frequency emphasis exactly what you would expect from a live performance .

Related terms

unconstricted

23
[ noun ] where the air is unconfined

Examples

"he wanted to get outdoors a little" "the concert was held in the open air" "camping in the open"

Used in print

(Organic Gardening and Farming,...)

I like to make a seedbed right in the open , though many people start them successfully in cold_frames .

Related terms

outside

24
[ adjective ] relatively empty of and unobstructed by fences or hedges or headlands or shoals

Examples

"in open country" "the open countryside" "open waters" "on the open seas"

Used in print

(Sports Age, 24:9...)

And even if they stay in resorts part of the time , they might , if the right salesman gets them in tow , develop a yearning to spice the usual vacation fare with a camping trip into the wide open spaces .

Related terms

empty

25
[ verb ] have an opening or passage or outlet

Examples

"The bedrooms open into the hall"

Used in print

(Peter Field, Rattlesnake Ridge....)

Small rooms , probably for cards , opened off on either side .

Related terms

opening orifice

26
[ adjective ] (mathematics) of a set; containing points whose neighborhood consists of other points of the same set, or being the complement of an open set; of an interval; containing neither of its end points

Used in print

(W. E. B. DuBois, Worlds of Color....)

Good wages , patronage and subscription of various kinds stopped open protest from Negroes .

Related terms

closed mathematics

27
[ verb ] (chess) make the opening move, in chess

Examples

"Kasparov opened with a standard opening"

Used in print

(St. Louis Post-Dispatch,...)

After Thursday 's open date , Solly plans to open with Larry_Jackson against the Cubs here Friday night .

Related terms

move chess

28
[ adjective ] open and observable; not secret or hidden

Synonyms

overt

Examples

"an overt lie" "overt hostility" "overt intelligence gathering"

29
[ adjective ] without any attempt at concealment; completely obvious

Examples

"open disregard of the law" "open family strife" "open hostility" "a blatant appeal to vanity" "a blazing indiscretion"

Related terms

unconcealed

30
[ adjective ] not secret

Examples

"open plans" "an open ballot"

Related terms

unconcealed

31
[ adjective ] receptive to new ideas

Examples

"an open mind" "open to new ideas"

Related terms

unprejudiced

32
[ adjective ] ready for business

Examples

"the stores are open"

Related terms

active

33
[ adjective ] not requiring union membership

Examples

"an open shop employs nonunion workers"

Related terms

nonunion

34
[ adjective ] openly straightforward and direct without reserve or secretiveness

Examples

"his candid eyes" "an open and trusting nature" "a heart-to-heart talk"

Related terms

ingenuous

35
[ adjective ] sincere and free of reserve in expression

Examples

"Please be open with me"

Related terms

honest

36
[ adjective ] (`capable' is usually followed by `of' or `to') possibly accepting or permitting

Examples

"a passage capable of misinterpretation" "open to interpretation" "an issue open to question" "the time is subject to much variation"

Related terms

susceptible

37
[ adjective ] lax in enforcing laws

Synonyms

lawless wide-open

Examples

"an open town"

Related terms

unlawful

38
[ adjective ] openly straightforward and direct without reserve or secretiveness

Synonyms

candid

Examples

"his candid eyes" "an open and trusting nature"

Related terms

ingenuous

39
[ verb ] display the contents of a file or start an application as on a computer

Related terms

close expose

40
[ noun ] (sport) a tournament in which both professionals and amateurs may play

Related terms

tournament

41
[ adjective ] affording free passage or view

Synonyms

clear free

Examples

"a clear view" "a clear path to victory"

Related terms

unobstructed

42
[ adjective ] (music) used of string or hole or pipe of instruments

Synonyms

unstopped

Related terms

stopped music

43
[ verb ] afford access to

Synonyms

give afford

Examples

"the door opens to the patio" "The French doors give onto a terrace"

Related terms

orifice

44
[ adjective ] lax in enforcing laws

Synonyms

wide-open lawless

Examples

"an open town"

Related terms

unlawful

45
[ noun ] information that has become public

Synonyms

surface

Examples

"all the reports were out in the open" "the facts had been brought to the surface"

Related terms

public_knowledge come_on

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