from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A spore with male functions, in some algae.
from the GNU version of the Collaborative International Dictionary of English
- n. A spore of some algæ, which has male functions.
from The Century Dictionary and Cyclopedia
- n. In botany, the peculiar migratory antheridium occurring in the suborder (Edogonieæ of Algæ, which attaches itself near or upon an oögonium and becomes a miniature plant, developing antherozoids.
Ancient Greek man + seed. (Wiktionary)