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n. pl. an·ther·id·i·a (-ē-ə)
A sperm-producing organ occurring in seedless plants, fungi, and algae.

[New Latin : anthēra, anther; see anther + -idium, diminutive suff. (from Greek -idion).]

an′ther·id′i·al adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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Adj.1.antheridial - relating to or characterized by an antheridium
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References in periodicals archive ?
Antheridial dehiscence occurs through a pore in the opercular cell (Nayar & Kazmi, 1964).
Archegonia often undergo rapid development while antheridial development often requires more time (Imura 1994; Miles et al.