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词汇 costate
释义

Definition of costate in English:

costate

adjective ˈkɒsteɪtˈkäsˌtāt
Zoology Botany
  • Ribbed; possessing a costa.

    〔植,动〕具中脉的;有肋骨的;(昆虫)具前缘脉的

    Example sentencesExamples
    • Early genera were almost circular to elongate-oval, with smooth or finely costate shells.
    • Lateral slopes are weakly costate; the costae are diminished and almost invisible.
    • The only other Eurasian finely and densely costate species known to me that is closely comparable is Leptochondria minima from the Lower Triassic of Russia.
    • In pioneer studies, the genus was confused with some spire-bearing brachiopods because of its strophic outline and costate ribbing.
    • All are radially costate, with costae varying from simple and evenly distributed to variously branched and unevenly spaced.

Origin

Early 19th century: from Latin costatus, from costa 'rib'.

Definition of costate in US English:

costate

adjectiveˈkäsˌtāt
Botany Zoology
  • Ribbed; possessing a costa.

    〔植,动〕具中脉的;有肋骨的;(昆虫)具前缘脉的

    Example sentencesExamples
    • In pioneer studies, the genus was confused with some spire-bearing brachiopods because of its strophic outline and costate ribbing.
    • The only other Eurasian finely and densely costate species known to me that is closely comparable is Leptochondria minima from the Lower Triassic of Russia.
    • Early genera were almost circular to elongate-oval, with smooth or finely costate shells.
    • All are radially costate, with costae varying from simple and evenly distributed to variously branched and unevenly spaced.
    • Lateral slopes are weakly costate; the costae are diminished and almost invisible.

Origin

Early 19th century: from Latin costatus, from costa ‘rib’.

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