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词汇 cometoid
释义

Definition of cometoid in English:

cometoid

noun ˈkɒmɪtɔɪd
Astronomy
  • 1D. Kirkwood's name for: a luminous meteor (having an orbit like that of a comet). Now historical and rare.

  • 2Any of various celestial objects resembling a comet or cometary nucleus.

Origin

Early 19th century (in an earlier sense). From comet + -oid.

Definition of cometoid in US English:

cometoid

nounˈkɒmɪtɔɪd
Astronomy
  • 1D. Kirkwood's name for: a luminous meteor (having an orbit like that of a comet). Now historical and rare.

  • 2Any of various celestial objects resembling a comet or cometary nucleus.

Origin

Early 19th century (in an earlier sense). From comet + -oid.

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