/ Dictionary / Index T testiculate: Meaning and Definition of Find definitions for: tes•tic•u•late Pronunciation: (te-stik'yu-lit), [key] — adj. Bot. shaped like a testis. having tubers shaped like testes, as certain orchids. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. testicular testification Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language