| tibiotarsal | <anatomy> Of or pertaining to both to the tibia and the tarsus; as, the tibiotarsal articulation. Of or pertaining to the tibiotarsus. Source: Websters Dictionary (01 Mar 1998) |
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| tibiotarsus | <anatomy> The large bone between the femur and tarsometatarsus in the leg of a bird. It is formed by the union of the proximal part of the tarsus with the tibia. Source: Websters Dictionary (01 Mar 1998) |
| tibrie | <zoology> The pollack. Source: Websters Dictionary (01 Mar 1998) |
| tic | <clinical sign> An involuntary compulsive, repetitive, stereotyped movement, resembling a purposeful movement because it is coordinated and involves muscles in their normal synergistic relationships, tics usually involve the face and shoulders. (18 Nov 1997) |
| tic de pensee | The habit of involuntarily giving expression to any thought that comes to mind. Origin: Fr. Of thought (05 Mar 2000) |
| tic disorders | Sudden, rapid, recurrent, nonrhythmic, stereotyped motor movements or vocalizations. All forms of tics may be exacerbated by stress and attenuated during absorbing activities. They are distinguished from other types of abnormal movements that may accompany general medical conditions. (12 Dec 1998) |
| tic douloureux | A disorder of trigeminal nerve (cranial nerve V) dysfunction. Also called tic douloureux. Characterised by excruciating paroxysms of pain in the lips, gums, cheek or chin, and, very rarely, in the distribution of the eye (ophthalmic division of the trigeminal nerve). (27 Sep 1997) |
| tic-tac rhythm | A condition in which the cadence of the heart sounds resembles that of the foetus, the first and second sounds becoming alike and evenly spaced; a sign of serious myocardial disease. Synonym: pendulum rhythm, tic-tac rhythm, tic-tac sounds. Origin: embryo-+ G. Kardia, heart (05 Mar 2000) |
| tic-tac sounds | A condition in which the cadence of the heart sounds resembles that of the foetus, the first and second sounds becoming alike and evenly spaced; a sign of serious myocardial disease. Synonym: pendulum rhythm, tic-tac rhythm, tic-tac sounds. Origin: embryo-+ G. Kardia, heart (05 Mar 2000) |
| ticarcillin | <chemical> 6-((carboxy-3-thienylacetyl)amino)-3,3-dimethyl-7-oxo-4- thia-1-azabicyclo(3.2.0)heptane-2-carboxylic acid. An antibiotic derived from penicillin similar to carbenicillin in action. Pharmacological action: penicillins. Chemical name: 4-Thia-1-azabicyclo(3.2.0)heptane-2-carboxylic acid, 6-((carboxy-3-thienylacetyl)amino)-3,3-dimethyl-7-oxo-, (2S-(2alpha,5alpha,6beta(S*)))- (12 Dec 1998) |
| ticarcillin disodium | The disodium salt of 6-(alpha-carboxy-alpha-thien-3-ylacetamido)penicillanic acid; a bactericidal antibiotic useful in treating Pseudomonas aeruginosa infections and similar in effect to carbenicillin disodium. (05 Mar 2000) |
| tichorrhine | <paleontology> A fossil rhinoceros with a vertical bony medial septum supporting the nose; the hairy rhinoceros. Origin: Gr. A wall +, the nose. Source: Websters Dictionary (01 Mar 1998) |
| tick | <zoology> Any one of numerous species of large parasitic mites which attach themselves to, and suck the blood of, cattle, dogs, and many other animals. When filled with blood they become ovate, much swollen, and usually livid red in colour. Some of the species often attach themselves to the human body. The young are active and have at first but six legs. Any one of several species of dipterous insects having a flattened and usually wingless body, as the bird ticks (see under Bird) and sheep tick (see under Sheep). Tick bean, a small bean used for feeding horses and other animals. <botany> Tick trefoil, a name given to many plants of the leguminous genus Desmodium, which have trifoliate leaves, and joined pods roughened with minute hooked hairs by which the joints adhere to clothing and to the fleece of sheep. 3. <zoology> The whinchat; so called from its note. Death tick. Source: Websters Dictionary (01 Mar 1998) |
| tick control | Chemical, biological, or medical measures designed to prevent the spread of ticks or the concomitant infestations which result in tick-borne diseases. It includes the veterinary as well as the public health aspects of tick and mite control. (12 Dec 1998) |
| tick fever | <infectious disease> An acute febrile (feverish) disease initially recognised in the Rocky Mountain states, caused by Rickettsia rickettsii transmitted by hard-shelled (ixodid) ticks. Occurs only in the Western Hemisphere. The disease is characterised by sudden onset of headache, chills and fever which can persist for 2-3 weeks, muscle pain. A characteristic rash appears on the extremities and trunk about the 4th day of illness. The rickettsiae grow within damaged cells lining blood vessels which may become blocked by clots. Blood vessel inflammation (vasculitis) is widespread Early recognition of the condition and prompt antibiotic treatment is important in reducing mortality. Synonym: spotted fever, tick fever, and tick typhus. (25 Jun 1999) |