| thiamylal sodium | Sodium 5-allyl-5-(1-methylbutyl)-2-thiobarbiturate;a short-acting barbiturate, prepared as a mixture with sodium bicarbonate, used intravenously to produce anaesthesia of short duration. (05 Mar 2000) |
|---|---|
| Thiara | A widespread genus of operculate snails (family Thiaridae, subclass Prosobranchiata) found in fresh and brackish waters, chiefly in tropical and subtropical Africa and Asia. Thiara tuberculata is one of the initial intermediate hosts of the human lung fluke, Paragonimus westermani, and of several fish-borne heterophyid flukes of man and fish-eating mammals. (05 Mar 2000) |
| thiazide | <pharmacology> A group of medications that cause diuresis (loss of water through the kidney). They are frequently used to treat high blood pressure and congestive heart failure. Thiazides can cause low blood potassium levels if dietary potassium or (a potassium supplement) is not taken. Thiazides include hydrochlorothiazide, methyclothiazide, chlorthalidone, bendroflumethiazide, hydroflumethiazide, polythiazide, trichlormethiazide and chlorothiazide. (27 Sep 1997) |
| thiazide diabetes | Impaired carbohydrate metabolism associated with the use of thiazide diuretic drugs; severe manifestations are seen in persons having diabetes mellitus, but impairment is mild or absent in nondiabetic individuals. (05 Mar 2000) |
| thiazides | Abbreviated form of benzothiadiazides. (05 Mar 2000) |
| thiazin | C12H10SN2; Iminothiodiphenylimine;parent substance of a family of biological blue dyes; e.g., methylene blue, thionin, toluidine blue. (05 Mar 2000) |
| thiazin dyes | Similar to azin dye's except that one of the connecting N atoms is replaced by S; includes many important biological stains, especially in haematology, e.g., azure A, azure B, and methylene blue. (05 Mar 2000) |
| thiazole-4-carboxamide-adenine dinucleotide phosphodiesterase | <enzyme> Hydrolyzes thiazole-4-carboxamide adenine dinucleotide, releasing AMP Registry number: EC 3.1.4.- Synonym: tad-phosphodiesterase (26 Jun 1999) |
| thiazolsulfone | 2-Amino-5-sulfanylthiazole;it has the same uses as glucosulfone sodium, but is less toxic and also less effective in the treatment of leprosy. (05 Mar 2000) |
| thick | 1. Measuring in the third dimension other than length and breadth, or in general dimension other than length; said of a solid body; as, a timber seven inches thick. "Were it as thick as is a branched oak." (Chaucer) "My little finger shall be thicker than my father's loins." (1 Kings xii. 10) 2. Having more depth or extent from one surface to its opposite than usual; not thin or slender; as, a thick plank; thick cloth; thick paper; thick neck. 3. Dense; not thin; inspissated; as, thick vapors. Also used figuratively; as, thick darkness. "Make the gruel thick and slab." (Shak) 4. Not transparent or clear; hence, turbid, muddy, or misty; as, the water of a river is apt to be thick after a rain. "In a thick, misty day." 5. Abundant, close, or crowded in space; closely set; following in quick succession; frequently recurring. "The people were gathered thick together." (Luke xi. 29) "Black was the forest; thick with beech it stood." (Dryden) 6. Not having due distinction of syllables, or good articulation; indistinct; as, a thick utterance. 7. Deep; profound; as, thick sleep. 8. Dull; not quick; as, thick of fearing. "His dimensions to any thick sight were invincible." (Shak) 9. Intimate; very friendly; familiar. "We have been thick ever since." (T. Hughes) Thick is often used in the formation of compounds, most of which are self-explaining; as, thick-barred, thick-bodied, thick-coming, thick-cut, thick-flying, thick-growing, thick-leaved, thick-lipped, thick-necked, thick-planted, thick-ribbed, thick-shelled, thick-woven, and the like. Thick register. See the Note under Register. Thick stuff, all plank that is more than four inches thick and less than twelve. Synonym: Dense, close, compact, solid, gross, coarse. Origin: OE. Thicke, AS. Icce; akin to D. Dik, OS. Thikki, OHG. Dicchi thick, dense, G. Dick thick, Icel. Ykkr, jokkr, and probably to Gael. & Ir. Tiugh. Cf. Tight. To thicken. "The nightmare Life-in-death was she, who thicks man's blood with cold." (Coleridge) Origin: Cf. AS. Iccian. Source: Websters Dictionary (01 Mar 1998) |
| thick filament | <cell biology> Bipolar myosin II filaments (12-14nm diameter, 1.6m long) found in striated muscle. Myosin filaments elsewhere are often referred to as thick filaments, although their length may be considerably less. The myosin heads project from the thick filament in a regular fashion. There is a central bare zone without projecting heads, the core being formed from antiparallel arrays of LMM regions of the myosin heavy chains. Thick filaments will self assemble in vitro under the right ionic conditions. (18 Nov 1997) |
| thick small bowel folds | <radiology> Haemorrhage, oedema, ischemia, sprue, malabsorption, hypoproteinaemia, Whipple disease, amyloidosis, Henoch-Schonlein syndrome, abetalipoproteinaemia, Crohn disease (12 Dec 1998) |
| thick wind | <veterinary> A defect of respiration in a horse, that is unassociated with noise in breathing or with the signs of emphysema. Source: Websters Dictionary (01 Mar 1998) |
| thick-knee | <zoology> A stone curlew. See Stone. Source: Websters Dictionary (01 Mar 1998) |
| thick-skinned | Having a thick skin; hence, not sensitive; dull; obtuse. Source: Websters Dictionary (01 Mar 1998) |