| 单词 |
homœomorph |
| 释义 |
homœomorph|ˈhɒmiːəʊmɔːf|
Also homeo-.
[f. homœo- + Gr. µορϕ-ή form.]
Something that is homœomorphous or homœomorphic. a. Cryst. ‘A substance exhibiting homœomorphism’ (Cent. Dict.).
b. Palæont. One of two or more homœomorphous fossils or fossil species.
1898S. S. Buckman in Q. Jrnl. Geol. Soc. LIV. 453 The compressed species of the Arietidan Epoch, which are generally classed as Oxynotoceras, are, as their septal details show, certainly polygenetic homœomorphs. 1920A. M. Davies Introd. Palæont. i. 29 The failure to discriminate between homoeomorphs has frequently led to mistakes in the correlation of strata. 1952R. C. Moore et al. Invertebr. Fossils i. 34 Two convergent species, so similar as hardly to be distinguished on superficial characters, are called homeomorphs.
c. (Usu. homeo-.) Math. A figure or a topological space that is homœomorphic to some other one.
1926Trans. Amer. Math. Soc. XXVIII. 3 Such a Cn is he homeomorph of an n-dimensional polyhedron..whose faces are all simplicial cells. 1951M. H. A. Newman Topology of Plane Sets of Points (ed. 2) iii. 61 Homeomorphism is an equivalence relation, and a space and its homeomorphs have all their topological properties in common. 1965S. Barr Exper. Topology vi. 70 Perhaps it is a Moebius in disguise—the homoeomorph of one? |
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单词 homomorphous 释义 homomorphous, a.|hmimfs|[f. homo- + Gr. ή shape + -ous. Cf. F. hom......