/ Dictionary / Index T trochlea: Meaning and Definition of Find definitions for: troch•le•a Pronunciation: (trok'lē-u), [key] — pl. -le•ae -le•as. a pulleylike structure or arrangement of parts. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. trochilus trochlear Related Content Daily Word Quiz: agitated Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language