| 单词 |
adelphophagy |
| 释义 |
adelphophagy, n.|ˌædɛlˈfɒfədʒɪ|
Also adelphophagia |æˌdɛlfəʊˈfeɪdʒɪə|.
[ad. F. adelphophagie (coined in sense 1 by A. Giard 1899, in Cinquantenaire de la Soc. de Biol. (Paris) Volume Jubilaire 656), f. Gr. ἀδελϕός brother: see -phagy.]
1. Genetics. The fusion of gametes of the same sex. rare.
1901Jrnl. R. Microsc. Soc. 56 The author adopts Giard's term adelphophagy for a union of gametes of the same sex. 1982R. J. Lincoln et al. Dict. Ecol., Evol. & Systematics (1983) 4/2 Adelphophagy, the fusion of two gametes of the same sex.
2. Zool. The ingestion by a developing larva of other eggs or larvae from the same brood.
1965B. E. Freeman tr. Vandel's Biospeleol. xxii. 354 The ovum..grows at the expense of the other cells of the ‘nest’ which nourish it. This is an example of the phenomenon of adelphophagia. 1979Jrnl. Exper. Marine Biol. & Ecol. XXXVI. 41 Nutrient transfer probably involves nurse eggs and parental body fluids and does not occur by placentation or adelphophagia. 1981Amer. Zool. XXI. 1019/1 (title) Embryonic oophagy and adelphophagy in sharks. 1989Jrnl. Molluscan Stud. LV. 67/2 Adelphophagy is ingestion by a developing larva of nurse eggs or sibling embryo(s)/larva(e) in the same egg capsule. |
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