Dictionary
syn•oi•cous
Pronunciation: (si-noi'kus), [key]—
adj. Bot.
having male and female flowers on one head, as in many composite plants.
Also,synecious,syn•oe•ciousPronunciation: (si-nē'shus). [key]Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.