Definition of pruinose in English:

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pruinose

Pronunciation: /ˈpruːɪnəʊs/
/ˈpruːɪnəʊz/

adjective

chiefly Botany
Covered with white powdery granules; frosted in appearance.
Example sentences
  • In L. forcipatus, it was completely pruinose (covered ventrally, laterally and dorsally) 72.5% of the time; L. disjunctus was never completely pruinescent, and never covered dorsally.
  • Main branches have a pruinose bark; twigs are either glabrous, pruinose or hairy. Phyllodes are greyish-green or glaucous, occasionally pruinose.

Origin

Early 19th century: from Latin pruinosus, from pruina 'hoar frost'.

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