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单词 geometrid
释义

Definition of geometrid in English:

geometrid

noun dʒɪˈɒmɪtrɪdjēˈämətrid
Entomology
  • A moth of a large family (Geometridae ), distinguished by having caterpillars (loopers) that mimic small twigs in appearance and move by looping and straightening the body.

    Also called geometer
    Example sentencesExamples
    • There aren't very large numbers of macro moths, just a few noctuids, some small pyralids, and a handful of geometrids.
    • Identification of most caterpillars was problematic so ecological groupings were used to create five subgroups: a bract-associated morphospecies, foliage-associated taxa, geometrids, and a lichen-associated morphospecies.
    • All analysis is based on comparison of melanic and nonmelanic forms, without reference to genotype (the melanic forms in the two geometrids are dominant).

Origin

Late 19th century: from modern Latin Geometridae (plural), from the genus name Geometra, from Greek geōmetrēs (see geometer).

 
 

Definition of geometrid in US English:

geometrid

nounjēˈämətrid
Entomology
  • A moth of a large family (Geometridae), distinguished by having caterpillars (loopers) that mimic small twigs in appearance and move by looping and straightening the body.

    Also called geometer
    Example sentencesExamples
    • There aren't very large numbers of macro moths, just a few noctuids, some small pyralids, and a handful of geometrids.
    • All analysis is based on comparison of melanic and nonmelanic forms, without reference to genotype (the melanic forms in the two geometrids are dominant).
    • Identification of most caterpillars was problematic so ecological groupings were used to create five subgroups: a bract-associated morphospecies, foliage-associated taxa, geometrids, and a lichen-associated morphospecies.

Origin

Late 19th century: from modern Latin Geometridae (plural), from the genus name Geometra, from Greek geōmetrēs (see geometer).

 
 
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更新时间:2025/1/11 8:41:28