- the male sex organ of algae, fungi, bryophytes, and spore-bearing vascular plants, such as ferns, which produces antherozoids
WordReference Random House Unabridged Dictionary of American English © 2026
an•ther•id•i•um
(an′thə rid′ē əm),USA pronunciation n., pl. -ther•id•i•a (-thə rid′ē ə).USA pronunciation [Bot., Mycol.]
an′ther•id′i•al, adj.
- Botany, Fungia male reproductive structure producing gametes, occurring in ferns, mosses, fungi, and algae.
- Neo-Latin; see anther, -idium
- 1850–55
Collins Concise English Dictionary © HarperCollins Publishers::
antheridium /ˌænθəˈrɪdɪəm/, antherid /ˈænθərɪd/ n ( pl -ridia /-ˈrɪdɪə/, -rids)
'antheridium' also found in these entries (note: many are not synonyms or translations):