| HPD | hearing protective device; high-protein diet; home peritoneal dialysis |
|---|---|
| PA | panic attack; pantothenic acid; paralysis agitans; paranoia; passive aggressive; pathology; patient'... |
| PPGB | protective protein of beta-galactosidase |
| ROPS | rollover protective structure |
| TCPD50 | 50% tissue culture protective dose |
| protective devices | Devices designed to provide personal protection against injury to individuals exposed to hazards in industry, sports, aviation, or daily activities. (12 Dec 1998) |
|---|---|
| protective laryngeal reflex | Closure of the glottis to prevent entry of foreign substances into the respiratory tract. (05 Mar 2000) |
| protective protein | An immunoglobulin molecule that has a specific amino acid sequence by virtue of which it interacts only with the antigen that induced its synthesis in cells of the lymphoid series (especially plasma cells) or with antigen closely related to it. Antibodies are classified according to their ode of action as agglutinins, bacteriolysins, haemolysins, opsonins, precipitins, etc. (18 Nov 1997) |
| protective spectacles | Spectacles which protect against ultraviolet or infrared rays or against mechanical injuries. Synonym: safety spectacles. (05 Mar 2000) |
| protective zone | The time in the cardiac cycle, immediately following the vulnerable period, during which a second stimulus will prevent the initiation of ventricular fibrillation by a previous stimulus applied during the vulnerable period, probably by blocking a reentrant pathway. (05 Mar 2000) |
| ear protective devices | Personal devices for protection of the ears from loud or high intensity noise, water, or cold. These include earmuffs and earplugs. (12 Dec 1998) |
| eye protective devices | Personal devices for protection of the eyes from impact, flying objects, glare, liquids, or injurious radiation. (12 Dec 1998) |
| benign dry pleurisy | An acute infectious disease usually occurring in epidemic form, characterised by paroxysms of pain, usually in the chest, and associated with strains of Enterovirus coxsackievirus type B. Synonym: benign dry pleurisy, Bornholm disease, Daae's disease, devil's grip, diaphragmatic pleurisy, epidemic benign dry pleurisy, epidemic diaphragmatic pleurisy, epidemic myalgia, epidemic myositis, myositis epidemica acuta, epidemic transient diaphragmatic spasm, Sylvest's disease. (05 Mar 2000) |
| bone dry | Having zero percent moisture content. Wood heated in an oven at a constant temperature of 212 degrees F or above until its weight stabilises is considered bone dry or oven dry. (05 Dec 1998) |
| bone dry unit | A quantity of wood residue which weighs 2,400 pounds at zero percent moisture content. (05 Dec 1998) |
| wet and dry bulb thermometer | An instrument for measuring the tension of the aqueous vapor in the atmosphere, being essentially a wet and dry bulb hygrometer. Origin: Gr. Psychros cold: cf. F. Psychrometre. Source: Websters Dictionary (01 Mar 1998) |
| dry | 1. Free from moisture; having little humidity or none; arid; not wet or moist; deficient in the natural or normal supply of moisture, as rain or fluid of any kind; said especially: Of the weather: Free from rain or mist. "The weather, we agreed, was too dry for the season." (Addison) Of vegetable matter: Free from juices or sap; not succulent; not green; as, dry wood or hay. Of animals: Not giving milk; as, the cow is dry. Of persons: Thirsty; needing drink. "Give the dry fool drink." (Shak) Of the eyes: Not shedding tears. "Not a dry eye was to be seen in the assembly. <medicine> " (Prescott) Of certain morbid conditions, in which there is entire or comparative absence of moisture; as, dry gangrene; dry catarrh. 2. Destitute of that which interests or amuses; barren; unembellished; jejune; plain. "These epistles will become less dry, more susceptible of ornament." (Pope) 3. Characterised by a quality somewhat severe, grave, or hard; hence, sharp; keen; shrewd; quaint; as, a dry tone or manner; dry wit. "He was rather a dry, shrewd kind of body." (W. Irving) 4. Exhibiting a sharp, frigid preciseness of execution, or the want of a delicate contour in form, and of easy transition in colouring. <medicine> Dry area See Cupping. Dry dock. See Dock. Dry fat. See Dry vat (below). Dry light, pure unobstructed light; hence, a clear, impartial view. "The scientific man must keep his feelings under stern control, lest they obtrude into his researches, and colour the dry light in which alone science desires to see its objects." (J. C. Shairp) Dry masonry. See Masonry. Dry measure, a system of measures of volume for dry or coarse articles, by the bushel, peck, etc. Dry pile, a rent reserved by deed, without a clause of distress. Dry rot, a decay of timber, reducing its fibres to the condition of a dry powdery dust, often accompanied by the presence of a peculiar fungus (Merulius lacrymans), which is sometimes considered the cause of the decay; but it is more probable that the real cause is the decomposition of the wood itself. Called also sap rot, and, in the United States, powder post. Dry stove, a hothouse adapted to preserving the plants of arid climates. Dry vat, a vat, basket, or other receptacle for dry articles. Dry wine, that in which the saccharine matter and fermentation were so exactly balanced, that they have wholly neutralized each other, and no sweetness is perceptible; opposed to sweet wine, in which the saccharine matter is in excess. Origin: OE. Drue, druye, drie, AS. Dryge; akin to LG. Droge, D. Droog, OHG. Trucchan, G. Trocken, Icel. Draugr a dry log. Cf. Drought, Drouth, 3d Drug Source: Websters Dictionary (01 Mar 1998) |
| dry abscess | The remains of an abscess after the pus is absorbed. (05 Mar 2000) |
| dry amputation | Amputation in which, by means of a tourniquet, the escape of blood from the cut surfaces is slight. Synonym: dry amputation. (05 Mar 2000) |
| dry beriberi | Paraplegic beriberi, affecting chiefly the peripheral nerves; its clinical pattern is predominantly that of a polyneuropathy without associated congestive failure. (05 Mar 2000) |