Phthirius pubis
Louse Louse (lous), n.; pl. {Lice} (l[imac]s). [OE. lous, AS. l[=u]s, pl. l[=y]s; akin to D. luis, G. laus, OHG. l[=u]s, Icel. l[=u]s, Sw. lus, Dan. luus; perh. so named because it is destructive, and akin to E. lose, loose.] (Zo["o]l.) 1. Any one of numerous species of small, wingless, suctorial, parasitic insects belonging to a tribe ({Pediculina}), now usually regarded as degraded Hemiptera. To this group belong of the lice of man and other mammals; as, the head louse of man ({Pediculus capitis}), the body louse ({Pediculus vestimenti}), and the crab louse ({Phthirius pubis}), and many others. See {Crab louse}, {Dog louse}, {Cattle louse}, etc., under {Crab}, {Dog}, etc. [1913 Webster]

2. Any one of numerous small mandibulate insects, mostly parasitic on birds, and feeding on the feathers. They are known as Mallophaga, or bird lice, though some occur on the hair of mammals. They are usually regarded as degraded Pseudoneuroptera. See {Mallophaga}. [1913 Webster]

3. Any one of the numerous species of aphids, or plant lice. See {Aphid}. [1913 Webster]

4. Any small crustacean parasitic on fishes. See {Branchiura}, and {Ichthvophthira}. [1913 Webster]

Note: The term is also applied to various other parasites; as, the whale louse, beelouse, horse louse. [1913 Webster]

{Louse fly} (Zo["o]l.), a parasitic dipterous insect of the group Pupipara. Some of them are wingless, as the bee louse.

{Louse mite} (Zo["o]l.), any one of numerous species of mites which infest mammals and birds, clinging to the hair and feathers like lice. They belong to {Myobia}, {Dermaleichus}, {Mycoptes}, and several other genera. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • Phthirius pubis — Crab Crab (kr[a^]b), n. [AS. crabba; akin to D. krab, G. krabbe, krebs, Icel. krabbi, Sw. krabba, Dan. krabbe, and perh. to E. cramp. Cf. {Crawfish}.] 1. (Zo[ o]l.) One of the brachyuran Crustacea. They are mostly marine, and usually have a broad …   The Collaborative International Dictionary of English

  • Phthirius pubis — noun a louse that infests the pubic region of the human body • Syn: ↑crab louse, ↑pubic louse, ↑crab • Hypernyms: ↑louse, ↑sucking louse • Member Holonyms: ↑Phthirius, ↑ …   Useful english dictionary

  • Phthirius — noun true lice: crab lice • Syn: ↑genus Phthirius, ↑Phthirus, ↑genus Phthirus • Hypernyms: ↑arthropod genus • Member Holonyms: ↑Phthiriidae, ↑family Phthiriidae …   Useful english dictionary

  • genus Phthirius — noun true lice: crab lice • Syn: ↑Phthirius, ↑Phthirus, ↑genus Phthirus • Hypernyms: ↑arthropod genus • Member Holonyms: ↑Phthiriidae, ↑family Phthiriidae …   Useful english dictionary

  • crab louse — noun a louse that infests the pubic region of the human body • Syn: ↑pubic louse, ↑crab, ↑Phthirius pubis • Hypernyms: ↑louse, ↑sucking louse • Member Holonyms: ↑Phthirius, ↑ …   Useful english dictionary

  • ВУЦИН — ВУЦИН, Vuzin, изооктил гидрокупреин, относится к алкалоидам хининного ряда. Ди гидрохлорид его C19H23(C8H17)N202.2HC1 + f2H20 представляет бесцветные тонкие иголочки слабокислого вкуса, кислой реакции; вызывает на языке слабую, но продолжительную …   Большая медицинская энциклопедия

  • Phthirus — noun true lice: crab lice • Syn: ↑Phthirius, ↑genus Phthirius, ↑genus Phthirus • Hypernyms: ↑arthropod genus • Member Holonyms: ↑Phthiriidae, ↑family Phthiriidae …   Useful english dictionary

  • genus Phthirus — noun true lice: crab lice • Syn: ↑Phthirius, ↑genus Phthirius, ↑Phthirus • Hypernyms: ↑arthropod genus • Member Holonyms: ↑Phthiriidae, ↑family Phthiriidae …   Useful english dictionary

  • pubic louse — noun a louse that infests the pubic region of the human body • Syn: ↑crab louse, ↑crab, ↑Phthirius pubis • Hypernyms: ↑louse, ↑sucking louse • Member Holonyms: ↑Phthirius, ↑ …   Useful english dictionary

  • List of sexology topics — This is a list of topics related to sexology, human sexuality and marriage customs, and related topics such as human sexual anatomy, reproductive biology, andrology, gynaecology, obstetrics and, where relevant, anthropology. Note that this list… …   Wikipedia

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