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Definition of "dilate" [di•late]

  • To make wider or larger; cause to expand. (verb-transitive)
  • To become wider or larger; expand. (verb-intransitive)
  • To speak or write at great length on a subject; expatiate. (verb-intransitive)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "dilate" in a sentence
  • "WORDS ACCENTED ON THE LAST SYLLABLE: address _address'_ adept _adept'_ adult _adult'_ ally _ally'_ commandant _commandänt '(ä as in arm) _ contour _contour'_ dessert _dessert'_ dilate _dilate'_ excise _eksiz'_ finance _finance'_ grimace _grimace'_ importune _importune'_ occult _occult'_ pretence _pretence'_ research _research'_ robust _robust'_ romance _romance'_ tirade _tirade'_"
  • "The orb seemed to dilate and constrict, making a slight whirring noise as it did so."
  • "It was the early Greek custom to dilate in great detail on everything that had led up to the play, the latter being itself, as a rule merely the catastrophe which had inevitably to ensue on the facts related in the prologue."