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exine

Pronunciation: /ˈɛksɪn, -ʌɪn/

Definition of exine

noun

Botany
  • the decay-resistant outer coating of a pollen grain or spore.

Origin:

late 19th century: perhaps from ex-2 'out' + Greek is, in- 'fibre'

exine in other Oxford dictionaries

Definition of exine in the US English dictionary

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