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单词 synapomorphous
释义

synapomorphousadj.

Brit. /sᵻˌnapəˈmɔːfəs/, U.S. /səˌnæpəˈmɔrfəs/
Origin: Formed within English, by derivation. Etymons: syn- prefix, apomorphous adj.
Etymology: < syn- prefix + apomorphous adj. Compare slightly earlier synapomorphic adj.
Taxonomy.
= synapomorphic adj.
ΚΠ
1966 D. D. Davis & R. Zangerl tr. W. Hennig Phylogenetic Systematics ii. 115 Only synapomorphous agreement indicates that several species represent a monophyletic group.
1981 Science 30 Oct. 514/1 This single character is for most taxonomists of greater weight than various synapomorphous similarities or even identities in man and the apes in certain macromolecules such as hemoglobins and cytochrome c.
1997 Science 25 Apr. 514/2 The probable excretory function of the primitive allantois, an extraembryonic membrane synapomorphous for amniotes, is also consistent with ovipary in protoamniotes.
This is a new entry (OED Third Edition, December 2005; most recently modified version published online March 2022).
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adj.1966
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