/ Dictionary / Index A asynapsis: Meaning and Definition of Find definitions for: a•syn•ap•sis Pronunciation: (ā"si-nap'sis), [key] — pl. -ses failure of the pairing of homologous chromosomes during meiosis. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. asymptotic freedom asynchronism Related Content Daily Word Quiz: philtrum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language