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词汇 mesotheca
释义

Definition of mesotheca in English:

mesotheca

noun ˌmɛsə(ʊ)ˈθiːkə
Zoology

  • Originally: the middle layer of the sac enclosing the gonophore in certain hydrozoans. Later also: the median lamina on which the individuals of a bifoliate bryozoan colony are supported.

Origin

Late 19th century; earliest use found in George Allman (1812–1898), naturalist. From meso- + theca.

Definition of mesotheca in US English:

mesotheca

nounˌmɛsə(ʊ)ˈθiːkə
Zoology

  • Originally: the middle layer of the sac enclosing the gonophore in certain hydrozoans. Later also: the median lamina on which the individuals of a bifoliate bryozoan colony are supported.

Origin

Late 19th century; earliest use found in George Allman (1812–1898), naturalist. From meso- + theca.
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