| ano | <ornithology> A black bird of tropical America, the West Indies and Florida (Crotophaga ani), allied to the cuckoos, and remarkable for communistic nesting. Origin: Native name. Source: Websters Dictionary (01 Mar 1998) |
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| anoa | <zoology> A small wild ox of Celebes (Anoa depressicornis), allied to the buffalo, but having long nearly straight horns. Origin: Native name. Source: Websters Dictionary (01 Mar 1998) |
| AnOC | <abbreviation> Anodal opening contraction. (05 Mar 2000) |
| anochlesia | Synonym: catalepsy. 2. Quietude. Origin: G. An-priv. + ochlesis, disturbance (05 Mar 2000) |
| anochromasia | 1. Failure of cells or other elements of tissue to be coloured in the usual manner when treated with a stain (or stains). 2. Accumulation of haemoglobin in the peripheral zone of erythrocytes, thereby resulting in a pale, virtually colourless central portion. Origin: G. Ano, upward, + chroma, colour (05 Mar 2000) |
| anociassociation | Theory that afferent stimuli, especially pain, contribute to the development of surgical shock, and, as a corollary, that conduction anaesthesia at the surgical field and pre-surgical sedation protect against shock. Origin: G. A-priv. + L. Noceo, to injure, + association (05 Mar 2000) |
| anococcygeal | Relating to both anus and coccyx. (05 Mar 2000) |
| anococcygeal body | <anatomy> A musculofibrous band that passes between the anus and the coccyx. Synonym: ligamentum anococcygeum, anococcygeal body, raphe anococcygea, Symington's anococcygeal body. (05 Mar 2000) |
| anococcygeal ligament | <anatomy> A musculofibrous band that passes between the anus and the coccyx. Synonym: ligamentum anococcygeum, anococcygeal body, raphe anococcygea, Symington's anococcygeal body. (05 Mar 2000) |
| anococcygeal nerves | Several small nerves arising from the coccygeal plexus, supplying the skin over the coccyx. Synonym: nervi anococcygei. (05 Mar 2000) |
| anocutaneous line | The line between the simple columnar epithelium of the rectum and the stratified epithelium of the anal canal. Synonym: linea anocutanea, anocutaneous line, dentate line. (05 Mar 2000) |
| anodal | Of, pertaining to, or emanating from an anode. Synonym: anodic. (05 Mar 2000) |
| anodal closure contraction | An obsolete term for the momentary contraction of a muscle under the influence of the positive pole when the electrical circuit is established. (05 Mar 2000) |
| anodal closure tetanus | An obsolete term for a tetanic muscular contraction occurring during the time the circuit is closed, the current then running, while the positive pole is applied. (05 Mar 2000) |
| anodal current | A current produced in tissues under the anode when the circuit is closed. (05 Mar 2000) |
| fissure in ano | A painful linear ulcer at the margin of the anus. It appears as a crack or slit in the mucous membrane of the anus and is very painful and difficult to heal. (12 Dec 1998) |
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