单词 | epiphragm |
释义 | epiphragm[ ep-uh-fram ] / ˈɛp əˌfræm / nouna 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. Origin of epiphragm1820–30; <Greek epíphragma covering, lid, equivalent to epi-epi- + phrágma fence OTHER WORDS FROM epiphragmep·i·phrag·mal [ep-uh-frag-muhl], /ˌɛp əˈfræg məl/, adjectiveWords nearby epiphragmepiphenomenalism, epiphenomenon, epiphloedal, epiphonema, epiphora, epiphragm, epiphylaxis, epiphyll, epiphyllous, epiphyllum, epiphysial arrest Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for epiphragmepiphragm / (ˈɛpɪˌfræm) / nouna disc of calcium phosphate and mucilage secreted by snails over the aperture of their shells before hibernation Word Origin for epiphragmC19: 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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