plural stomia
also stomiums
: the thin-walled cells of the annulus marking the line or region of dehiscence of a fern sporangium
: the opening in an anther usually between lip cells through which dehiscence occurs

Word History


New Latin, from Greek stomion mouth

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Dictionary Entries Near stomium

Cite this Entry

“Stomium.” Dictionary, Merriam-Webster, Accessed 20 Jul. 2024.

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