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epiphragm

[ ep-uh-fram ]
/ ˈɛp əˌfræm /
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noun

a calcified or membranous septum produced by certain land snails during hibernation and functioning to cover the shell opening and prevent desiccation.
Botany. a membrane enclosing the capsule in certain mosses.

QUIZZES

QUIZ YOURSELF ON “THEIR,” “THERE,” AND “THEY’RE”

Are you aware how often people swap around “their,” “there,” and “they’re”? Prove you have more than a fair grasp over these commonly confused words.
Question 1 of 7
Which one of these commonly confused words can act as an adverb or a pronoun?

Origin of epiphragm

1820–30; <Greek epíphragma covering, lid, equivalent to epi-epi- + phrágma fence

OTHER WORDS FROM epiphragm

ep·i·phrag·mal [ep-uh-frag-muhl], /ˌɛp əˈfræg məl/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for epiphragm

epiphragm
/ (ˈɛpɪˌfræm) /

noun

a disc of calcium phosphate and mucilage secreted by snails over the aperture of their shells before hibernation

Word Origin for epiphragm

C19: via New Latin from Greek epiphragma a lid, from epiphrassein, from epi- + phrassein to place in an enclosure
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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