单词 | polyethism |
释义 | > as lemmaspolyethism polyethism n. Brit. /ˌpɒlɪˈiːθɪz(ə)m/ , U.S. /ˌpɑliˈiˌθɪz(ə)m/ [ < poly- comb. form + ancient Greek ἦθος character (see ethos n.) + -ism suffix] Entomology the display of different patterns of behaviour by particular individuals within a colony of social insects.ΘΚΠ the world > animals > invertebrates > phylum Arthropoda > class Insecta > [noun] > member of > defined by habits or actions > different behaviour by particular individuals polyethism1965 1965 Science 30 July 546/1 The phenomena associated with castes in social insects can be classified as anatomical polymorphism, biochemical polymorphism, and polyethism (variation in behaviour resulting in division of labour). 1994 P. J. Gullan & P. S. Cranston Insects xi. 299/2 Often there is an age polyethism: newly emerged workers tend to remain in the nest engaged in construction and food distribution. < as lemmas |
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