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pruinose

(pro̵̅o̅′ə nōs′)

adjective

Bot. covered with a white, powdery substance or bloom

Origin: L pruinosus, frosty < pruina, hoarfrost, for earlier *pruswina < IE base *preus-, to freeze

See pruinose in American Heritage Dictionary 4

adjective
Botany

Having a white, powdery covering or bloom.

Origin:

Origin: Latin pruīnōsus, frosty

Origin: , from pruīna, hoarfrost; see preus- in Indo-European roots

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