an·​ther·​id·​i·​um ˌan(t)-thə-ˈri-dē-əm How to pronounce antheridium (audio)
plural antheridia ˌan(t)-thə-ˈri-dē-ə How to pronounce antheridium (audio)
: the male reproductive organ of some cryptogamous plants
antheridial adjective

Word History


anther + -idium

First Known Use

1818, in the meaning defined above

Time Traveler
The first known use of antheridium was in 1818

Dictionary Entries Near antheridium

Cite this Entry

“Antheridium.” Dictionary, Merriam-Webster, Accessed 24 Mar. 2023.

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