/ Dictionary / Index P parasynapsis: Meaning and Definition of Find definitions for: par•a•syn•ap•sis Pronunciation: (par"u-si-nap'sis), [key] — n. Biol. the conjugation of chromosomes side by side; synapsis. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. parasympathetic parasynthesis Related Content Daily Word Quiz: mamba Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language