/ Dictionary / Index C cyclotomy: Meaning and Definition of Find definitions for: cy•clot•o•my Pronunciation: (sī-klot'u-mē), [key] — pl. -mies. incision of the ciliary muscle. the process of dividing a circle into a specific number of equal parts. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. cyclotomic cyclotrimethylenetrinitramine Related Content Daily Word Quiz: lunar Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language