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pteridosperm
[ tuh-rid-uh-spurm, ter-i-doh- ]
pteridosperm
/ ˈtɛrɪdəˌspɜːm /
noun
- any extinct seed-producing fernlike plant of the group Pteridospermae Also calledseed fern
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Word History and Origins
Origin of pteridosperm1
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Word History and Origins
Origin of pteridosperm1
C19: from Greek pteris a fern + -sperm
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