spermatium

noun

sper·​ma·​ti·​um (ˌ)spər-ˈmā-sh(ē-)əm 

plural spermatia (ˌ)spər-ˈmā-sh(ē-)ə 

: a nonmotile male gamete of a red alga

also : a nonmotile cell functioning as a male gamete in certain fungi and lichens

spermatial

(ˌ)spər-ˈmā-sh(ē-)əl 

adjective

Word History

Etymology

New Latin, from Greek spermation, diminutive of spermat-, sperma

First Known Use

1856, in the meaning defined above