/ Dictionary / Index H hemikaryon: Meaning and Definition of Find definitions for: hem•i•kar•y•on Pronunciation: (hem"i-kar'ē-on"), [key] — n. Cell Biol. a haploid nucleus. Cf. amphikaryon. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. hemihydrate hemimetabolous Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language