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单词 orbitoid
释义

Definition of orbitoid in English:

orbitoid

adjective ˈɔːbɪtɔɪd
  • Of, belonging to, or designating a fossil foraminiferan of the genus Orbitoides, family Orbitoididae, or superfamily Orbitoidacea, typically having a discoid or lenticular shell.

noun ˈɔːbɪtɔɪd
  • Such a fossil.

Origin

Mid 19th century; earliest use found in Charles Lyell (1797–1875), geologist. From scientific Latin Orbitoides, genus name from classical Latin orbita + -oīdēs.

Definition of orbitoid in US English:

orbitoid

adjectiveˈɔːbɪtɔɪd
  • Of, belonging to, or designating a fossil foraminiferan of the genus Orbitoides, family Orbitoididae, or superfamily Orbitoidacea, typically having a discoid or lenticular shell.

nounˈɔːbɪtɔɪd
  • Such a fossil.

Origin

Mid 19th century; earliest use found in Charles Lyell (1797–1875), geologist. From scientific Latin Orbitoides, genus name from classical Latin orbita + -oīdēs.

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更新时间:2025/6/20 9:42:33