noun, plural spermatia /-ʃiə/ [-shee-uh] Show IPA .
Botany. the nonmotile male gamete of a red alga.
a minute, colorless cell
, of certain fungi
and lichens, believed to be a male reproductive body, developed within spermogonia.
< Greek spermátion,
equivalent to spermat-
(stem of spérma
+ -ion -ium