英语词汇“calyptras”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词

calyptras

释义

calyptra /ka-lipˈtrə/ or calyptera /-lipˈtər-ə/ (botany)

noun

A hood or hoodlike structure, esp that covering the spore capsule of mosses and liverworts
A root cap

ORIGIN: Gr kalyptrā a veil

calypˈtrate adjective

Capped or hooded

calypˈtrogen noun

The layer of cells on the growing tip of a root giving rise to the root cap

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