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Word of the Day Tuesday, June 9, 2026

antheridium

/ˌænθəˈrɪdiəm/ noun · British & US
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What does antheridium mean?

noun

The male reproductive organ of a plant, especially a fern or moss, which produces sperm. In some plants, the antheridium is a separate structure from the sporophyte.

Example

"The antheridium of the fern was visible to the naked eye, a small, yellowish structure on the underside of the frond."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for antheridium

Antonyms of antheridium

Rhymes with antheridium

Etymologically related