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Definition of Thysanura
1. Noun. Firebrats; silverfish; machilids.
Exact synonyms: Order Thysanura
Generic synonyms: Animal Order
Group relationships: Class Hexapoda, Class Insecta, Hexapoda, Insecta
Member holonyms: Thysanuran Insect, Thysanuron, Family Lepismatidae, Lepismatidae, Family Machilidae, Machilidae
Generic synonyms: Animal Order
Group relationships: Class Hexapoda, Class Insecta, Hexapoda, Insecta
Member holonyms: Thysanuran Insect, Thysanuron, Family Lepismatidae, Lepismatidae, Family Machilidae, Machilidae
Definition of Thysanura
1. n. pl. An order of wingless hexapod insects which have setiform caudal appendages, either bent beneath the body to form a spring, or projecting as bristles. It comprises the Cinura, or bristletails, and the Collembola, or springtails. Called also Thysanoura. See Lepisma, and Podura.
Medical Definition of Thysanura
1.