tail

tail
1. Any t., or taillike structure, or tapering or elongated extremity of an organ or other part. SYN: cauda [TA]. 2. In veterinary anatomy, a free appendage representing the caudal end of the vertebral column; covered by skin and hair, feathers, or scales. [A.S. taegl]
- t. of caudate nucleus [TA] the elongated posterior extension of the caudate nucleus that parallels the body and inferior horn of the lateral ventricle. SYN: cauda nuclei caudati [TA], cauda striati.
- t. of dentate gyrus SYN: uncus band of Giacomini.
- t. of epididymis [TA] the inferior part of the epididymis that leads into the ductus deferens; part of the reservoir of spermatozoa. SYN: cauda epididymidis [TA], cauda epididymis, globus minor.
- t. of helix [TA] a flattened process terminating the cartilage of the helix of the ear, posteriorly and inferiorly. SYN: cauda helicis [TA].
- t. of pancreas [TA] the left extremity of the pancreas within the lienorenal ligament. SYN: cauda pancreatis [TA].

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tail 'tā(ə)l n, often attrib
1) the rear end or a process or prolongation of the rear end of the body of an animal
2) one end of a molecule regarded as opposite to the head esp the end of a lipid molecule that consists of a nonpolar hydrocarbon chain and is opposite to the polar group <most surface-active agents have a long hydrophobic \tail attached to a polar head (R. E. Kirk & D. F. Othmer)>
3) any of various parts of bodily structures that are terminal: as
a) the distal tendon of a muscle
b) the slender left end of the human pancreas
c) the common convoluted tube that forms the lower part of the epididymis
4) the motile part of a sperm that extends from the middle piece to the end and comprises the flagellum
5) a thin protein tube which forms part of the coat of some bacteriophages and through which DNA is injected into a cell
tailed 'tā(ə)ld adj
tail·less 'tā(ə)l-les adj

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(tāl) [L. cauda; Gr. oura] 1. any slender appendage; called also cauda [TA]. 2. the appendage that extends from the posterior trunk of animals.

Medical dictionary. 2011.

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Look at other dictionaries:

  • Tail — Tail, n. [AS. t[ae]gel, t[ae]gl; akin to G. zagel, Icel. tagl, Sw. tagel, Goth. tagl hair. [root]59.] 1. (Zo[ o]l.) The terminal, and usually flexible, posterior appendage of an animal. [1913 Webster] Note: The tail of mammals and reptiles… …   The Collaborative International Dictionary of English

  • Tail — Saltar a navegación, búsqueda tail (que significa cola en inglés) es un programa de los sistemas tipo Unix, que muestra las últimas líneas de uno o más archivos de texto. tail imprimirá por defecto a la salida estándar las últimas diez líneas de… …   Wikipedia Español

  • tail — (que significa cola en inglés) es un programa de los sistemas tipo Unix, que muestra las últimas líneas de uno o más archivos de texto. tail imprimirá por defecto a la salida estándar las últimas diez líneas de sus datos de entrada. Tanto las… …   Wikipedia Español

  • tail — 1 n [Anglo French, literally, cutting, from Old French, from taillier to cut, prune] 1: the condition of being limited or restricted by entailing a tenant in tail 2: entail (2) tail 2 adj: limited as to tenure see al …   Law dictionary

  • tail — tail1 [tāl] n. [ME < OE tægel, akin to OHG zagel < IE base * dek̑ , to tear, tear off > Sans saśā, fringe] 1. a) the rear end of an animal s body, esp. when forming a distinct, flexible appendage to the trunk b) such an appendage 2.… …   English World dictionary

  • tail — ► NOUN 1) the hindmost part of an animal, especially when extended beyond the rest of the body. 2) something extending downwards, outwards, or back like an animal s tail. 3) the rear part of an aircraft, with the tailplane and rudder. 4) the… …   English terms dictionary

  • Tail — утилита в UNIX, выводящая несколько (по умолчанию 10) последних строк из файла. Синтаксис tail [параметры] имя файла Ключ n <количество строк> (или просто <количество строк>) позволяет изменить количество выводимых строк: tail 20… …   Википедия

  • tail — tail  утилита в UNIX, выводящая несколько (по умолчанию 10) последних строк из файла. Синтаксис tail [параметры] имя файла Ключ n <количество строк> (или просто <количество строк>) позволяет изменить количество выводимых строк:… …   Википедия

  • Tail — Tail, v. t. 1. To follow or hang to, like a tail; to be attached closely to, as that which can not be evaded. [Obs.] [1913 Webster] Nevertheless his bond of two thousand pounds, wherewith he was tailed, continued uncanceled, and was called on the …   The Collaborative International Dictionary of English

  • Tail — Tail, n. [F. taille a cutting. See {Entail}, {Tally}.] (Law) Limitation; abridgment. Burrill. [1913 Webster] {Estate in tail}, a limited, abridged, or reduced fee; an estate limited to certain heirs, and from which the other heirs are precluded;… …   The Collaborative International Dictionary of English

  • Tail — Tail, a. (Law) Limited; abridged; reduced; curtailed; as, estate tail. [1913 Webster] …   The Collaborative International Dictionary of English

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