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词汇 perichaetium
释义

Definition of perichaetium in English:

perichaetium

(also perichetium)
noun ˌpɛrɪˈkiːtɪəm
Botany
  • A cluster of modified leaves surrounding the archegonium of a moss.

Origin

Late 18th century; earliest use found in John Lightfoot (1735–1788), Church of England clergyman and naturalist. From scientific Latin perichaetium (Linnaeus Genera Plantarum (ed. 5, 1754) 487) from ancient Greek περι- + χαίτη long hair, as of a mane, leaves, foliage, in modern use taken also in sense ‘bristle’ + scientific Latin -ium.

Definition of perichaetium in US English:

perichaetium

(also perichetium)
nounˌpɛrɪˈkiːtɪəm
Botany
  • A cluster of modified leaves surrounding the archegonium of a moss.

Origin

Late 18th century; earliest use found in John Lightfoot (1735–1788), Church of England clergyman and naturalist. From scientific Latin perichaetium (Linnaeus Genera Plantarum (ed. 5, 1754) 487) from ancient Greek περι- + χαίτη long hair, as of a mane, leaves, foliage, in modern use taken also in sense ‘bristle’ + scientific Latin -ium.

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