The Collaborative International Dictionary
Phytozoon
Phytozoon \Phy`to*zo"["o]n\, n.; pl. Phytozoa. [NL., fr. Gr. ? + zo^,on an animal.] (Zo["o]l.) A plantlike animal. The term is sometimes applied to zo["o]phytes.
Wiktionary
phytozoon
n. (context zoology English) A plant-like animal; a zoophyte.