dilate
/daɪˈleɪt/ verb, adjective
Forms dilates dilating dilated delate deleate dylate
- verb (transitive) To enlarge; to make bigger. “The eye doctor put drops in my eye to dilate the pupil so he could see the nerve better.”
- verb (intransitive) To become wider or larger; to expand. “His heart dilates and glories in his strength.”
- verb (ambitransitive) To speak largely and copiously; to dwell in narration; to enlarge; with "on" or "upon".
- verb (medicine, ambitransitive) To use a dilator to widen (something, such as a vagina).
- verb (transitive) To delay, defer.
- verb (transitive) To prolong, lengthen.
- adjective (archaic) Carried in different ways, spread, abroad, dispersed, published.
Synonyms
distend elaborate lucubrate expatiate exposit enlarge flesh out expand expound
Antonyms
Etymology
First attested in 1393, in Middle English; inherited from Middle English dilaten, from Old French dilater, from Latin dīlātō (“to spread out”), from dī- + lātus (“wide”) + -ō (verb-forming suffix). Doublet of dilatate.
First attested in 1399, in Middle English; inherited from Middle English dilaten (“to delay, tarry”), borrowed from Latin dīlātus, perfect passive participle of Latin dīfferō (see -ate (verb-forming suffix)). If so, Doublet of defer and differ; see also infer, relate and refer, collate and confer, delate and defer, as well as prefer and prelate among others. Alternatively, from Latin dīlātō, see Etymology 1.
First attested in 1471, in Middle English; borrowed from Latin dīlātus, see -ate (adjective-forming suffix) and Etymology 2 for more.
Webster’s 1913
- verb To expand; to distend; to enlarge or extend in all directions; to swell; --opposed to contract; as, the air dilates the lungs; air is dilated by increase of heat.
- verb To enlarge upon; to relate at large; to tell copiously or diffusely. [R.]
- verb To grow wide; to expand; to swell or extend in all directions.
- verb To speak largely and copiously; to dwell in narration; to enlarge; --with on or upon.
Etymology [L. dilatare; either fr. di- = dis- + latus wide, not the same word as latus, used as p. p. of ferre to bear (see Latitude); or fr. dilatus, used as p. p. of differre to separate (see Delay, Tolerate, Differ, and cf. Dilatory): cf. F. dilater.]
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “dilate”, CC BY-SA 4.0. Details