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单词 micrergate
释义

micrergaten.

Brit. /mʌɪˈkrəːɡeɪt/, U.S. /maɪˈkrərˌɡeɪt/
Forms: 1900s microërgate, 1900s– micrergate.
Origin: Formed within English, by compounding. Etymons: micro- comb. form, macrergate n.
Etymology: < micro- comb. form + -ergate (in macrergate n.; compare ergate n.).
Zoology. rare.
A small worker ant.
ΘΚΠ
the world > animals > invertebrates > phylum Arthropoda > class Insecta > order Hymenoptera > [noun] > suborder Apocrita, Petiolata, or Heterophaga > group Aculeata (stinging) > ant > worker > small
micrergate1902
1902 W. M. Wheeler in Science 16 May 768/2 The larvæ are of necessity poorly fed and after pupation hatched as dwarf workers (microërgates).
1907 Bull. Amer. Mus. Nat. Hist. 23 56 The micrergate, or dwarf worker, is a worker of unusually small stature. It appears as a normal or constant form in the first brood of all colonies that are founded by isolated females.
1915 H. St. J. K. Donisthorpe Brit. Ants 41 The micrergate is a worker of unusually small size.
1953 Evolution 7 132/2 Holliday (1904)..found that all the eleven types of female individuals studied, from ‘queen’ to micrergate, possessed well-developed ovaries containing mature eggs.
This entry has been updated (OED Third Edition, December 2001; most recently modified version published online March 2022).
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n.1902
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