thirty has definitions from the field of mathematics
1
[ adjective ] being ten more than twenty

Synonyms

30 xxx

Used in print

(Norman Kent, "The Watercolor Art of Roy M. Mason"...)

Gradually he withdrew from the shop altogether , and for the past thirty years , he has worked independently as a painter , except for his continued hunting and fishing expeditions .

(Helen Hooven Santmyer, "There Were Fences"...)

At four o_'_clock , or four thirty , the coming of the newsboy marked the end of the day ; he tossed a paper toward every front_door , and housewives came down to their steps to pick them up and read what their neighbors had been doing .

(U.S. Reports. Volume 366. Cases Adjudged in the...)

Counsel for the Government invited du_Pont 's views on this proposal before recommending a specific program , but stated that if the court desired , or if counsel for du_Pont thought further discussion would not be profitable , the Government was prepared to submit a plan within thirty days .

(Dell Shannon, The Ace of Spades....)

Mendoza did n't wake until nearly nine thirty .

(Harry Olesker, Impact....)

Thirty years ' experience let him know , even at this early stage , that Black was his man .

Related terms

cardinal

2
[ noun ] (mathematics) the cardinal number that is the product of ten and three

Synonyms

30 XXX

Used in print

(Clifford H. Pope, The Giant Snakes....)

R_._R_._Mole and F_._W_._Urich give approximately 20 inches as the average length of a brood of thirty from the region of the Orinoco estuaries .

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

But yes , nineteen plus thirty was forty-nine , and she was forty-nine and she had been married at nineteen .

Related terms

large_integer

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