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词汇 circinate
释义

Definition of circinate in English:

circinate

adjective ˈsəːsɪnətˈsəːsɪneɪtˈsərsəˌneɪt
  • 1Botany
    Denoting leaves or fronds that are rolled up with the tip in the centre, for example the young frond of a fern.

    〔植〕拳卷的,旋卷的(如蕨类植物的嫩叶)

    Example sentencesExamples
    • Most also have circinate branch tips, which unroll like the fiddle head of a fern.
    • Droseraceæ are known from Violaceæ by their circinate leaves.
  • 2Medicine
    Circular in appearance.

    〔医〕环状的,环形的

    Example sentencesExamples
    • The transilluminated retinal image of the right eye at autopsy shows a circinate, elevated, perimacular retinal fold.
    • Hard exudates may form a circinate pattern around a leaking microaneurysm.

Origin

Early 19th century: from Latin circinatus, past participle of circinare 'make round', from circinus 'pair of compasses'.

Definition of circinate in US English:

circinate

adjectiveˈsərsəˌneɪtˈsərsəˌnāt
Botany
  • 1Rolled up with the tip in the center, for example the young frond of a fern.

    〔植〕拳卷的,旋卷的(如蕨类植物的嫩叶)

    Example sentencesExamples
    • Droseraceæ are known from Violaceæ by their circinate leaves.
    • Most also have circinate branch tips, which unroll like the fiddle head of a fern.
    1. 1.1Medicine Circular in appearance.
      〔医〕环状的,环形的
      Example sentencesExamples
      • The transilluminated retinal image of the right eye at autopsy shows a circinate, elevated, perimacular retinal fold.
      • Hard exudates may form a circinate pattern around a leaking microaneurysm.

Origin

Early 19th century: from Latin circinatus, past participle of circinare ‘make round’, from circinus ‘pair of compasses’.

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