| detachable balloon | A small balloon, attached to the tip of a catheter, which can be released to occlude a vessel. (05 Mar 2000) |
|---|---|
| detached cranial section | Craniotomy with section of cranium separated from its soft tissue attachments. Synonym: detached cranial section. (05 Mar 2000) |
| detached craniotomy | Craniotomy with section of cranium separated from its soft tissue attachments. Synonym: detached cranial section. (05 Mar 2000) |
| detached retina | <ophthalmology> A painless disorder (when spontaneous) where the patient complains of a gradual raising or lowering of a curtain over the visual field of the affected eye. May also occur as the result of trauma. (27 Sep 1997) |
| detachment | 1. A voluntary or involuntary feeling or emotion that accompanies a sense of separation from normal associations or environment. 2. Separation of a structure from its support. (05 Mar 2000) |
| detail | 1. A minute portion; one of the small parts; a particular; an item; used chiefly in the plural; as, the details of a scheme or transaction. "The details of the campaign in Italy." (Motley) 2. A narrative which relates minute points; an account which dwells on particulars. 3. The selection for a particular service of a person or a body of men; hence, the person or the body of men so selected. Detail drawing, a drawing of the full size, or on a large scale, of some part of a building, machine, etc. In detail, in subdivisions; part by part; item; circumstantially; with particularity. Synonym: Account, relation, narrative, recital, explanation, narration. Origin: F. Detail, fr. Detailler to cut in pieces, tell in detail; pref. De- (L. De or dis-) + tailler to cut. See Tailor. Source: Websters Dictionary (01 Mar 1998) |
| detect | And (12 Dec 1998) |
| detection | Act of detecting, discovery, the laying open of what was concealed or hidden or of what tends to elude observation. (18 Nov 1997) |
| detector | One who, or that which, detects; a detecter. "A deathbed's detector of the heart." (Young) Bank-note detector, a publication containing a description of genuine and counterfeit bank notes, designed to enable persons to discriminate between them. Detector lk. See Lock. Origin: L, a revealer. Source: Websters Dictionary (01 Mar 1998) |
| detector coil | A coil used in magnetic resonance imaging as an antenna to record radiofrequency emissions of stimulated nuclei, e.g., body coil, head coil. (05 Mar 2000) |
| detent | <mechanics> That which locks or unlocks a movement; a catch, pawl, or dog; especially, in clockwork, the catch which locks and unlocks the wheelwork in striking. Origin: F. Detente, fr. Detendre to unbend, relax; pref. De- (L. Dis- or de) + tendre to stretch. See Distend. Source: Websters Dictionary (01 Mar 1998) |
| detergent | <chemistry> An agent which purifies or cleanses. <cell biology> Amphipathic, surface active, molecules with polar (water soluble) and nonpolar hydrophobic) domains. They bind strongly to hydrophobic molecules or molecular domains to confer water solubility. Examples include: sodium dodecyl sulphate, fatty acid salts, the Triton family, octyl glycoside. Origin: L. Detergere = to cleanse (18 Nov 1997) |
| detergents | Purifying or cleansing agents, usually salts of long-chain aliphatic bases or acids, that exert cleansing (oil-dissolving) and antimicrobial effects through a surface action that depends on possessing both hydrophilic and hydrophobic properties. (12 Dec 1998) |
| deterioration | The process or condition of becoming worse. Origin: L. Deterior, worse (05 Mar 2000) |
| determinant | 1. That which serves to determine; that which causes determination. 2. <mathematics> The sum of a series of products of several numbers, these products being formed according to certain specified laws; thus, the determinant of the nine numbers. Is a b' c'' a b'' c' + a' b'' c] a' b c'' + a'' b' c. The determinant is written by placing the numbers from which it is formed in a square between two vertical lines. The theory of determinants forms a very important branch of modern mathematics. 3. <logic> A mark or attribute, attached to the subject or predicate, narrowing the extent of both, but rendering them more definite and precise. Source: Websters Dictionary (01 Mar 1998) |