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单词 -zygous
释义

-zygouscomb. form

Primary stress is attracted to the first syllable of this combining form and vowels may be reduced accordingly.
Origin: A borrowing from Greek, combined with an English element. Etymons: Greek ζυγόν , -ous suffix.
Etymology: < ancient Greek ζυγόν yoke (see zygo- comb. form) + -ous suffix. Compare -zygotic comb. form.In sense 1 after zygoma n. or zygomatic adj. and n.; earliest in the second half of the 19th cent. in e.g. phaenozygous adj. In senses 2 and 3 after zygote n.; earliest in the early 20th cent. in e.g. heterozygous adj. at heterozygote n. Derivatives, homozygous adj. at homozygote n. Derivatives.
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1. Physical Anthropology. Forming adjectives relating to the zygomatic arches of the skull, as cryptozygous adj. at crypto- comb. form 1.
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2. Genetics. Forming adjectives relating to the state of pairing of alleles at one or more genetic loci, as hemizygous adj., homozygous adj. at homozygote n. Derivatives, etc.
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3. Genetics. = -zygotic comb. form 2.
This is a new entry (OED Third Edition, November 2010; most recently modified version published online September 2018).
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comb. form
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更新时间:2024/12/24 1:10:24