/ Dictionary / Index A actinopod: Meaning and Definition of Find definitions for: ac•tin•o•pod Pronunciation: (ak-tin'u-pod", ak'tu-nu), [key] — n. any protozoan of the subclass Actinopoda, including the heliozoans and radiolarians, having stiff, rodlike, radiating pseudopodia. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: actinopod (Thesaurus) actinon actinopterygian Related Content Daily Word Quiz: menagerie Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language