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单词 superparasite
释义

superparasiten.

Brit. /ˈsuːpəˌparəsʌɪt/, /ˈsjuːpəˌparəsʌɪt/, U.S. /ˈsupərˌpɛrəsaɪt/
Origin: Formed within English, by derivation. Etymons: super- prefix, parasite n.
Etymology: < super- prefix + parasite n. Compare earlier superparasitic adj., and compare also superparasitism n.
1. Biology. A parasite of a parasite; = hyperparasite n. Cf. superparasitism n. 1.
ΚΠ
1891 Cent. Dict. Superparasite. [Citing an Encycl. Brit. article that uses only super-parasitic.]
1908 H. S. Fawcett Fungi Parasitic upon Aleyrodes citri 21 A super-parasite belonging to the genus Cladosporium has been noticed as of common occurrence on Aschersonia flava-citrina.
1960 Biogr. Mem. Fellows Royal Soc. 6 19 He also made an extensive study of the Liriopsidae, isopods living as superparasites in Rhizocephala, which are themselves parasitic in crabs.
1980 BioScience 30 445/2 A new ‘superparasite’, Sporidesmium sclerotivorum, may be a solution to the fungal ‘leaf rot’ and related diseases found in lettuce and more than 20 other food crops.
2. A particularly successful or resistant parasite. Also figurative.
ΚΠ
1930 Science 19 Dec. 618/2 Even in the United States we are afflicted with that superparasite, highly adapted and late in evolution, the sob-sister of science, Sentimentalism.
1950 Sci. News Let. 28 Oct. 278/1 The farmer..could release super honey bees to pollinate his crops or super-parasites to attack destructive caterpillars.
1983 Sci. Fiction Stud. 10 77 The scientist..has created..a brand new super-parasite, capable of either eating people up from inside or growing to enormous size by grabbing them from outside and sucking out all their blood.
1992 European Jrnl. Epidemiol. 8 854/2 The increasing reliance on a relatively few highly uniform breeds of food animals can only increase the risk that ‘super parasites’ will evolve.
1994 Social Scientist 22 92 These super parasites gave up their bloody sacrifices but devised other means to suck the wealth of Tamilians.
3. Chiefly Entomology. A parasite or parasitoid which multiply infests a host; an additional parasite (of the same species) of an already parasitized host. Cf. superparasitism n. 2.
ΚΠ
1983 Evolution 37 116/2 The optimal sex ratio of the superparasite was shown to be strongly dependent upon her brood size relative to the brood size of the primary parasite.
1994 Q. Rev. Biol. 69 74/1 If it is attacked again, the second female is called a superparasite.
2006 Behav. Ecol. & Sociobiol. 59 832/1 (caption) Sex ratio with respect to paternal strain for females ovipositing as single foundresses or as superparasites.
This entry has been updated (OED Third Edition, June 2012; most recently modified version published online March 2022).
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n.1891
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