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单词 postminimus
释义

postminimusn.

Brit. /ˌpəʊs(t)ˈmɪnᵻməs/, U.S. /ˌpoʊs(t)ˈmɪnəməs/
Origin: Formed within English, by derivation. Etymons: post- prefix, minimus n.
Etymology: < post- prefix + minimus n.
Anatomy and Zoology.
A supernumerary digit outside the little toe or finger. Also: the pisiform bone of the wrist.
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the world > animals > mammals > [noun] > parts of > (parts) of foot
tarsus1676
foot-pada1836
postminimus1889
1889 Proc. Zool. Soc. 260 In Bathyergus maritimus [sc. a species of mole-rat] the præpollex and the postminimus are both very well developed.
1895 New Sydenham Soc. Lexicon Postminimus. In Anat., syn. for Pisiform bone. In Biol., a supernumerary little (ulnar) finger or little (fibular) toe.
1900 Science 16 Mar. 421/1 There was a gradual diminution in the size from the middle finger to the supernumerary little digit (post minimus).
1935 Q. Rev. Biol. 10 398/2 There is a marginal element upon either fin border that might be considered as prepollex and postminimus.
1997 G. S. Helfman et al. Diversity of Fishes xi. 163 Eusthenopteron... Femur. Fibula. Fibulare. Postminimus. Metatarsale.
This entry has been updated (OED Third Edition, December 2006; most recently modified version published online March 2022).
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n.1889
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