arch has definitions from the fields of architecture,anatomy,zoology
1
[ verb ] form an arch or curve

Synonyms

curve arc

Examples

"her back arches" "her hips curve nicely"

Used in print

(Bonnie Prudden, "The Dancer and the Gymnast"...)

Arch the back upwards to make a bridge .

Straighten the arms slowly , this arches the back .

2
[ adjective ] (of persons) highest in rank or authority or office

Synonyms

top chief head boss

Examples

"his arch rival" "the boss man" "the chief executive" "head librarian" "top administrators"

Used in print

(R. F. Shaw, "The `Private Eye`"...)

Watson 's insight is verified by the mysterious link between Holmes and his arch opponent , Dr._Moriarty .

Related terms

important

3
[ noun ] (anatomy,zoology) a curved bony structure supporting or enclosing organs (especially arches of the feet)

Used in print

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

Her tanned foot , whose arch swept high and white , pointed artfully toward tapering toes - toes like fingers , whose tips glowed white .

4
[ noun ] a curved shape in the vertical plane that spans an opening

Used in print

(Bonnie Prudden, "The Dancer and the Gymnast"...)

At the peak of the arch , tip the head back and bend the knees in an effort to touch toes to head .

Related terms

curve

5
[ adjective ] (used of behavior or attitude) characteristic of those who treat others with condescension

Related terms

superior

6
[ noun ] (architecture) a passageway under an arch

Synonyms

archway

Related terms

entrance wall

7
[ adjective ] expert in skulduggery

Examples

"an arch criminal"

Related terms

skilled

8
[ noun ] Last name, frequency rank in the U.S. is 20407
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