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pteridosperm

[ tuh-rid-uh-spurm, ter-i-doh- ]
/ təˈrɪd əˌspɜrm, ˈtɛr ɪ doʊ- /
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noun
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Origin of pteridosperm

1900–05; <New Latin Pteridospermales the order; see pterido-, sperm1, -ales
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for pteridosperm

pteridosperm
/ (ˈtɛrɪdəˌspɜːm) /

noun
any extinct seed-producing fernlike plant of the group PteridospermaeAlso called: seed fern

Word Origin for pteridosperm

C19: from Greek pteris a fern + -sperm
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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