单词 | pyrenoid |
释义 | pyrenoid/ˈpʌɪrənɔɪd/noun Botany. A small spherical or elliptical structure found in the chloroplasts of many algae and hornworts, associated with carbon fixation and starch deposition. OriginMid 19th century (in an earlier sense). From post-classical Latin pyrenoides from Hellenistic Greek πυρηνοειδής shaped like a fruit-stone from ancient Greek πυρήν fruit-stone + -οειδής. In use as noun after German Pyrenoid. |
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