| BB | bad breath; bed bath; beta blockade, beta blocker; BioBreeding [rat]; blanket bath; blood bank; bloo... |
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| SPF | skin protection factor; specific-pathogen free; spectrophotofluorometer; S-phase fraction; split pro... |
| SUN | standard unit of nomenclature; serum urea nitrogen |
| OBB | own bed bath |
| PB | British pharmacopeia [Pharmacopoeia Britannica]; paraffin bath; Paul-Bunnell [antibody]; periodic br... |
| BASDAI | Bath Ankylosing Spondylitis Disease Activity Index |
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| BASFI | Bath Ankylosing Spondylitis Functional Index |
| SUN | Serum Urea Nitrogen |
| SPF | Sun Protection Factor |
| setting sun sign | <clinical sign> Retraction of the upper lid without upgaze so that the iris seems to "set" below the lower lid; suggestive of neurologic damage in the newborn, but usually clears up without sequelae. See: Collier's sign, Epstein's sign. (05 Mar 2000) |
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| sun | <botany> See Sunn. 1. The luminous orb, the light of which constitutes day, and its absence night; the central body round which the earth and planets revolve, by which they are held in their orbits, and from which they receive light and heat. Its mean distance from the earth is about 92,500,000 miles, and its diameter about 860,000. Its mean apparent diameter as seen from the earth is 32' 4<sec/, and it revolves on its own axis once in 25 1/3 days. Its mean density is about one fourth of that of the earth, or 1.41, that of water being unity. Its luminous surface is called the photosphere, above which is an envelope consisting partly of hydrogen, called the chromosphere, which can be seen only through the spectroscope, or at the time of a total solar eclipse. Above the chromosphere, and sometimes extending out millions of miles, are luminous rays or streams of light which are visible only at the time of a total eclipse, forming the solar corona. 2. Any heavenly body which forms the center of a system of orbs. 3. The direct light or warmth of the sun; sunshine. "Lambs that did frisk in the sun." (Shak) 4. That which resembles the sun, as in splendor or importance; any source of light, warmth, or animation. "For the Lord God is a sun and shield." (Ps. Lxxiv. 11) "I will never consent to put out the sun of sovereignity to posterity. <medicine>" (Eikon Basilike) Sun and planet wheels See Sun and planet wheels, above. Under the sun, in the world; on earth. "There is no new thing under the sun." Sun is often used in the formation of compound adjectives of obvious meaning; as, sun-bright, sun-dried, sun-gilt, sunlike, sun-lit, sun-scorched, and the like. Origin: OE. Sunne, sonne, AS. Sunne; akin to OFries. Sunne, D. Zon, OS. & OHG. Sunna, G. Sonne, Icel. Sunna, Goth. Sunna; perh. Fr. Same root as L. Sol. 297. Cf. Solar, South. Source: Websters Dictionary (01 Mar 1998) |
| sun protection factor | A number on a scale (from 2 upwards) for rating sunscreens. Sunscreens with an spt of 15 or higher provide the best protection from the sun's harmful rays. (12 Dec 1998) |
| sun star | <zoology> See Sun star, under Sun. Source: Websters Dictionary (01 Mar 1998) |
| sun-struck | <medicine> Overcome by, or affected with, sunstroke; as, sun-struck soldiers. Source: Websters Dictionary (01 Mar 1998) |
| bath | Origin: AS. Bae; akin to OS. & Icel. Ba, Sw, Dan, D, & G. Bad, and perh. To G. Bahen to foment. 1. The act of exposing the body, or part of the body, for purposes of cleanliness, comfort, health, etc, to water, vapor, hot air, or the like; as, a cold or a hot bath; a medicated bath; a steam bath; a hip bath. 2. Water or other liquid for bathing. 3. A receptacle or place where persons may immerse or wash their bodies in water. 4. A building containing an apartment or a series of apartments arranged for bathing. "Among the ancients, the public baths were of amazing extent and magnificence." (Gwilt) 5. <chemistry> A medium, as heated sand, ashes, steam, hot air, through which heat is applied to a body. 6. <photography> A solution in which plates or prints are immersed; also, the receptacle holding the solution. Bath is used adjectively or in combination, in an obvious sense of or for baths or bathing; as, bathroom, bath tub, bath keeper. Douche bath. See Douche. Order of the Bath, a high order of British knighthood, composed of three classes, viz, knights grand cross, knights commanders, and knights companions, abbreviated thus: G. C. B, K. C. B, K. B. Russian bath, a kind of vapor bath which consists in a prolonged exposure of the body to the influence of the steam of water, followed by washings and shampooings. Turkish bath, a kind of bath in which a profuse perspiration is produced by hot air, after which the body is washed and shampooed. Bath house, a house used for the purpose of bathing; also a small house, near a bathing place, where a bather undresses and dresses. Source: Websters Dictionary (01 Mar 1998) |
| bath itch | Itching produced by inadequate rinsing off of soap or by overdrying of skin from excessive bathing. Synonym: bath itch, pruritus balnea. (05 Mar 2000) |
| bath pruritus | Itching produced by inadequate rinsing off of soap or by overdrying of skin from excessive bathing. Synonym: bath itch, pruritus balnea. (05 Mar 2000) |
| Greville bath | An obsolete treatment with nonluminous electric hot air given at a very high temperature. (05 Mar 2000) |
| water bath | In chemistry, a vessel containing water, in which a container holding a substance to be heated or evaporated can be immersed. (05 Mar 2000) |
| colloid bath | A bath prepared by adding soothing agents such as sodium bicarbonate or oatmeal to the bath water to relieve skin irritation and pruritus. (05 Mar 2000) |
| contrast bath | A bath in which a part is immersed in hot water for a period of a few minutes and then in cold, the hot and cold periods alternated regularly at intervals, usually half-hours; used to increase the blood flow to the part. (05 Mar 2000) |
| hafussi bath | A modification of the Nauheim treatment, with only the hands and feet of the patient being immersed in hot water through which carbon dioxide gas is made to pass. Origin: Ger. Hand, hand, + fuss, foot (05 Mar 2000) |
| sand bath | In chemistry, an arrangement whereby a substance to be treated is in a vessel protected from the direct action of fire by a layer of sand. (05 Mar 2000) |
| hydroelectric bath | A bath in which the medium is charged with electricity. Synonym: hydroelectric bath. Therapeutic application of static electricity, with the patient placed on an insulated platform. (05 Mar 2000) |
| sun bath |
Exposure of all or part of the nude body to sunlight.
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| sun bath | immersing the body in sunlight |
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