Meaning of hemiplankton

hem•i•plank•ton

Pronunciation: (hem"i-plangk'tun), [key]
— n.
  1. plankton that spend part of their life cycle in a vegetative state on the sea bottom, riverbed, etc. (opposed to holoplankton).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.