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nemathecium

American

[nem-uh-thee-shee-uhm, -see-uhm] / ˌnɛm əˈθi ʃi əm, -si əm /

noun

plural

nemathecia

a wartlike protuberance on the thallus of certain red algae, containing tetraspores, antheridia, or cystocarps.

Other Word Forms

nemathecial adjective

Etymology

Origin of nemathecium

1820–30; < New Latin, irregular < Greek nêma thread + thēkíon thecium

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.