TBA |
tertiary butylacetate; testosterone-binding affinity; tetrabutylammonium; thiobarbituric acid; to be... |
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TC |
target cell; taurocholate; temperature compensation; teratocarcinoma; tertiary cleavage; tetracyclin... |
ter |
rub [Lat. tere]; terminal [end of chromosome]; terminal or end; ternary; tertiary; three times; thre... |
tert |
tertiary |
tHPT |
tertiary hyperparathyroidism |
K-T |
Cretaceous-Tertiary |
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MTBE |
Methyl tertiary butyl ether |
TBA |
Tertiary butyl alcohol |
tertiary |
1. Being of the third formation, order, or rank; third; as, a tertiary use of a word. 2. <chemistry> Possessing some quality in the third degree; having been subjected to the substitution of three atoms or radicals; as, a tertiary alcohol, amine, or salt. Cf. Primary, and Secondary. 3. <geology> Later than, or subsequent to, the Secondary. 4. <zoology> Growing on the innermost joint of a bird's wing; tertial; said of quills. Tertiary age. <medicine> The third and last stage of syphilis, in which it invades the bones and internal organs. Origin: L. Tertiarius containing a third part, fr. Tertius third: cf. F. Tertiaire. See Tierce. 1. A member of the Third Order in any monastic system; as, the Franciscan tertiaries; the Dominican tertiaries; the Carmelite tertiaries. See Third Order, under Third. 2. <geology> The Tertiary era, period, or formation. 3. <zoology> One of the quill feathers which are borne upon the basal joint of the wing of a bird. Source: Websters Dictionary (01 Mar 1998) |
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tertiary alcohol |
An alcohol characterised by the trivalent atom group (05 Mar 2000) |
tertiary amine monooxygenase |
<enzyme> Requires NADPH and fad; can be separated from dimethylamine mono-oxygenase; oxidises a variety of tertiary alkylamines up to tributylamine Registry number: EC 1.14.99.- Synonym: trimethylamine mono-oxygenase (26 Jun 1999) |
tertiary amputation |
An amputation formerly performed after infection had been controlled. (05 Mar 2000) |
tertiary amyl alcohol |
amylene hydrate |
tertiary butyl alcohol |
Trimethylcarbinol, 2-methyl-2-propanol, (CH3)3COH, a denaturant for ethanol. (05 Mar 2000) |
tertiary calcium phosphate |
Ca3(PO4)2;used as an antacid. Synonym: bone ash, bone phosphate, tertiary calcium phosphate, tricalcium phosphate, whitlockite. (05 Mar 2000) |
tertiary cortex |
<anatomy> Mid cortical region of lymph node, area that is particularly depleted of T lymphocytes in thymectomised animals and is referred to as the thymus dependent area. (18 Nov 1997) |
tertiary dentin |
Morphologically irregular dentin formed in response to an irritant. Synonym: irregular dentin, irritation dentin, reparative dentin. (05 Mar 2000) |
tertiary egg membrane |
See: egg membrane. (05 Mar 2000) |
tertiary medical care |
Specialised consultative care, usually on referral from primary or secondary medical care personnel, by specialists working in a centre that has personnel and facilities for special investigation and treatment. (05 Mar 2000) |
tertiary oesophageal contractions |
<radiology> Disordered up-and-down movement of bolus, 5-10% of normal adults in 4-6th decade, location: distal 2/3 of oesophagus aetiology: presbyesophagus, diffuse oesophageal spasm, hyperactive achalasia, neuromuscular disease: diabetes, Parkinsonism, ALS, MS, thyrotoxic myopathy, myotonic dystrophy, obstruction of cardia: neoplasm, distal oesophageal stricture, benign lesion, surgery (repair of HH) findings: spontaneous repetitive nonpropulsive contraction (yo-yo motion), corkscrew appearance, compartmentalization of barium (rosary bead, shish kebab) (12 Dec 1998) |
tertiary structure |
<biochemistry, chemistry> The third level of structural organisation in a macromolecule. The primary structure of a protein (for example) is the amino acid sequence, the secondary structure is the folding of the peptide chain (alpha helical or beta pleated), the tertiary structure is the way in which the helices or sheets are folded or arranged to give the three dimensional structure of the protein. Quaternary structure refers to the arrangement of protomers in a multimeric protein. (13 Jan 1998) |
tertiary syphilid |
A syphilitic skin lesion characteristic of the third stage of the disease. (05 Mar 2000) |
tertiary syphilis |
<microbiology> An advanced (stage III) syphilitic infection (Treponema pallidum) affecting nervous structures. Symptoms include ataxia, dementia and tabes dorsalis (staggering gait and postural difficulties). (13 Jan 1998) |
protein structure, tertiary |
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tertiary
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from 63 million to 2 million years ago third: coming next after the second and just before the fourth in position
ó: wordnet.princeton.edu/perl/webwn
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tertiary syphilis
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the third stage; characterized by involvement of internal organs especially the brain and spinal cord as well as the heart and liver
ó: wordnet.princeton.edu/perl/webwn
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tertiary sequestrum
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a sequestrum that is separated by only a slight dividing line and remains in its place.
ó: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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tertiary structure
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In biochemistry, the tertiary structure of a protein is its overall shape. All protein molecules are simple unbranched chains of amino acids, but it is by coiling into a specific three-dimensional shape that they are able to perform their biological function. The tertiary structure that a protein assumes to carry out its physiological role inside a cell is known as the native state or sometimes the native conformation. A protein assumes tertiary structure by "folding". ...
ó: en.wikipedia.org/wiki/Tertiary_structure
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tertiary
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The Tertiary period was previously one of the major divisions of the geologic timescale, from the end of the Cretaceous period about 65.5 million years ago to the start of the Quaternary period about 1.6 million years ago. Its use has been widespread and continues, however the International Commission on Stratigraphy no longer endorses this term as part of the formal stratigraphic nomenclature. ...
ó: en.wikipedia.org/wiki/Tertiary
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