| ST | esotropia; scala tympani; scaphotrapezoid; sclerotherapy; sedimentation time; semitendinosus; sensor... |
|---|---|
| TE | echo-time; expiratory time; tennis elbow; test ear; tetanus; tetracycline; threshold energy; thrombo... |
| Tr | trace; tragion; transferrin; trypsin |
| tr | tincture; trace; traction; transaldolase; trauma, traumatic; tremor; triradial |
| CNA | calcium nutrient agar; Canadian Nurses Association; certified nursing assistant |
| TRACE | TRAndolapril Cardiac Evaluation |
|---|---|
| TE | Trace element |
| BNR | Biological Nutrient Removal |
| NB | Nutrient Broth |
| PN | Parenteral nutrient |
| trace nutrient | Essential dietary elements required only in small quantities. They are present in the body in amounts less than .005% of body weight. (12 Dec 1998) |
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| memory trace | See: engram. (05 Mar 2000) |
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| trace | 1. To mark out; to draw or delineate with marks; especially, to copy, as a drawing or engraving, by following the lines and marking them on a sheet superimposed, through which they appear; as, to trace a figure or an outline; a traced drawing. "Some faintly traced features or outline of the mother and the child, slowly lading into the twilight of the woods." (Hawthorne) 2. To follow by some mark that has been left by a person or thing which has preceded; to follow by footsteps, tracks, or tokens. "You may trace the deluge quite round the globe." (T. Burnet) "I feel thy power . . . To trace the ways Of highest agents." (Milton) 3. Hence, to follow the trace or track of. "How all the way the prince on footpace traced." (Spenser) 4. To copy; to imitate. "That servile path thou nobly dost decline, Of tracing word, and line by line." (Denham) 5. To walk over; to pass through; to traverse. "We do tracethis alley up and down." (Shak) Origin: OF. Tracier, F. Tracer, from (assumed) LL. Tractiare, fr.L. Tractus, p. P. Of trahere to draw. Cf. Abstract, Attract, Contract, Portratt, Tract, Trail, Train, Treat. 1. A mark left by anything passing; a track; a path; a course; a footprint; a vestige; as, the trace of a carriage or sled; the trace of a deer; a sinuous trace. 2. <chemistry> A very small quantity of an element or compound in a given substance, especially when so small that the amount is not quantitatively determined in an analysis;-hence, in stating an analysis, often contracted to tr. 3. A mark, impression, or visible appearance of anything left when the thing itself no longer exists; remains; token; vestige. "The shady empire shall retain no trace Of war or blood, but in the sylvan chase." (Pope) 4. <geometry> The intersection of a plane of projection, or an original plane, with a coordinate plane. 5. The ground plan of a work or works. Syn.-Vestige; mark; token. See Vestige. Origin: F. Trace. See Trace. Source: Websters Dictionary (01 Mar 1998) |
| trace conditioned reflex | A conditioned reflex established by applying the stimulus a short time before reinforcement; in the conditioned reflex of the animal so prepared, the response occurs at the same interval of time after the application of the stimulus as during the period of training. (05 Mar 2000) |
| trace conditioning | Conditioning when there is no temporal overlap between the conditioning stimulus and the unconditioned stimulus. (05 Mar 2000) |
| trace element | Any chemical element that an organism needs very small quantities of tosurvive. (09 Oct 1997) |
| trace elements | A group of chemical elements that are needed in minute quantities for the proper growth, development, and physiology of an organism. (12 Dec 1998) |
| nutrient | 1. Nourishing, affording nutriment. 2. A nutritious substance, food or a component of food. Origin: L. Nutriens (18 Nov 1997) |
| nutrient agar | A simple solid medium containing beef extract, peptone, agar, and water; used for growing many common heterotrophic bacteria. (05 Mar 2000) |
| nutrient arteries of humerus | Origin, deep brachial; distribution, the medullary cavity of the humerus. Synonym: arteriae nutriciae humeri. (05 Mar 2000) |
| nutrient artery | <anatomy, artery> An artery of variable origin that supplies the medullary cavity of a long bone. Synonym: arteria nutricia, nutrient vessel. (05 Mar 2000) |
| nutrient artery of femur | One of two artery's, superior and inferior, arising from the first and third perforating arteries respectively (sometimes second and fourth). (05 Mar 2000) |
| nutrient artery of fibula | Origin, peroneal (fibular); distribution, fibula. Synonym: arteria nutriens fibulae. (05 Mar 2000) |
| nutrient artery of the tibia | Artery derived from the upper part of the posterior tibial artery; it enters through the nutrient foramen on the posterior surface of the tibia. Synonym: arteria nutriens tibialis. (05 Mar 2000) |
| nutrient canal | A canal in the shaft of a long bone or in other locations in irregular bones through which the nutrient artery enters a bone. Synonym: canalis nutricius. (05 Mar 2000) |
| nutrient enema | A rectal injection of predigested food. (05 Mar 2000) |
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