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Definition of Siphonaptera
1. Noun. Fleas.
Exact synonyms: Order Siphonaptera
Generic synonyms: Animal Order
Group relationships: Class Hexapoda, Class Insecta, Hexapoda, Insecta
Member holonyms: Flea, Family Pulicidae, Pulicidae, Genus Tunga, Tunga, Echidnophaga, Genus Echidnophaga
Generic synonyms: Animal Order
Group relationships: Class Hexapoda, Class Insecta, Hexapoda, Insecta
Member holonyms: Flea, Family Pulicidae, Pulicidae, Genus Tunga, Tunga, Echidnophaga, Genus Echidnophaga
Medical Definition of Siphonaptera
1. The fleas, an order of wingless insect ectoparasites highly adapted for survival in mammalian fur; they are flattened laterally, spined, and equipped with well-developed metathoracic legs for jumping. Origin: G. Siphon, tube, + G. A-priv. + pteron, wing (05 Mar 2000)