| FFC | fixed flexion contracture; fluorescence flow cytometry; free from chlorine |
|---|---|
| FI | fasciculus intrafascicularis; fever caused by infection; fibrinogen; fixed interval; flame ionizatio... |
| FR | failure rate; film-screen radiograph; fasciculus retroflexus; febrile reaction; feedback regulation;... |
| FRCD | Fellow of the Royal College of Dentists; fixed ratio combination drug |
| VOO | ventricular asynchronous (competitive, fixed-rate) [pacemaker] |
| disulfide bridge | A disulfide linkage between two cysteinyl residues in a poly-or oligopeptide or in a protein, any disulfide linkage between any thiol-containing moieties of a larger molecule. Synonym: cystine bridge. (05 Mar 2000) |
|---|---|
| disulphide bridge | <chemistry> A covalent link made by a cystine residue that joins two polypeptide chains. (09 Oct 1997) |
| extension bridge | A fixed partial bridge denture in which the pontic is retained only on one side by an abutment tooth. Synonym: extension bridge. (05 Mar 2000) |
| denture, partial, fixed | A partial denture attached to prepared natural teeth, roots, or implants by cementation. (12 Dec 1998) |
| denture, partial, fixed, resin-bonded | A commonly used prosthesis that results in a strong, permanent restoration. It consists of an electrolytically etched cast-metal retainer that is cemented (bonded), using resins, to adjacent teeth whose enamel was previously acid-treated (acid-etched). This type of bridgework is sometimes referred to as a maryland bridge. (12 Dec 1998) |
| fixed | 1. Securely placed or fastened; settled; established; firm; imovable; unalterable. 2. <chemistry> Stable; non-volatile. <chemistry> Fixed air, the fixed point about which any line of troops wheels. <astronomy> Fixed stars, such stars as always retain nearly the same apparent position and distance with respect to each other, thus distinguished from planets and comets. Source: Websters Dictionary (01 Mar 1998) |
| fixed alkali | Any alkali other than a weakly ionised one, like ammonia. (05 Mar 2000) |
| fixed alkaloid | A nonvolatile alkaloid. (05 Mar 2000) |
| fixed appliance | <dentistry> Any orthodontic component that is cemented or bonded to the teeth. (08 Jan 1998) |
| fixed contracture | Contracture, usually due to fibrosis within the muscle that persists whether the subject is conscious or unconscious. Synonym: fixed contracture. (05 Mar 2000) |
| fixed coupling | Where several premature beats are seen, the interval between each of them and the preceding normal beat is constant. Synonym: constant coupling. Variable coupling, where several extrasystoles are seen, the interval between each of them and the preceding sinus beat varies. (05 Mar 2000) |
| fixed dressing | A dressing stiffened with a substance that produces immobilization when it dries. (05 Mar 2000) |
| fixed drug eruption | A type of drug eruption that recurs at a fixed site (or sites) following the administration of a particular drug; the lesions usually consist of intensely erythematous and purplish, sharply demarcated macules, and occasionally of herpetic vesicles; the affected areas undergo gradual involution, but flare and enlarge on readministration of the offending drug and may become hyperpigmented. Iodine eruption, an acneform or follicular eruption or granulomatous lesion caused by a reaction to systemic iodine or iodide administration. Kaposi's varicelliform eruption, a now rare complication of vaccinia superimposed on atopic dermatitis, with generalised vesicles and vesicopapules and high fever. Synonym: eczema vaccinatum. (05 Mar 2000) |
| fixed idea | An exaggerated notion, belief, or delusion that persists, despite evidence to the contrary, and controls the mind, the obstinate conviction of a psychotic person regarding the correctness of his delusion. Synonym: idee fixe, overvalued idea, permanent dominant idea. (05 Mar 2000) |
| fixed macrophage | A relatively immotile macrophage found in connective tissue, lymph nodes, spleen, and bone marrow. Synonym: resting wandering cell. (05 Mar 2000) |