| surface-active | Indicating the property of certain agents of altering the physicochemical nature of surfaces and interfaces, bringing about lowering of interfacial tension; they usually possess both lipophilic and hydrophilic groups. See: surfactant. (05 Mar 2000) |
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| surface-active agent | Agents that modify interfacial tension of water; usually substances that have one lipophilic and one hydrophilic group in the molecule; includes soaps, detergents, emulsifiers, dispersing and wetting agents, and several groups of antiseptics. (12 Dec 1998) |
| surfacer | A form of machine for dressing the surface of wood, metal, stone, etc. Source: Websters Dictionary (01 Mar 1998) |
| surfactant | <physiology> A surface active agent, the best known example of which is the lung surfactant that renders the alveolar surfaces hydrophobic and prevents the lung filling with water by capillary action. The lung surfactant is produced just at parturition and it has often been speculated that deficiencies in surfactant metabolism might cause cot death. (18 Nov 1997) |
| surfactant subtype convertase | <enzyme> Converts surfactant heavy subtype to light subtype; inhibited by many serine proteinase inhibitors Registry number: EC 3.4.21.- Synonym: pst-convertase (26 Jun 1999) |
| surfactin synthetase | <enzyme> Bacillus subtilis enzyme forms cyclic lipopeptide antibiotic from aspartate, glutamate leucine valine; composed of three srfa gene products, srfaa (e1a),srfab (e1b), and srfac (e2) Registry number: EC 6.3.2.- Synonym: srfa gene product (26 Jun 1999) |
| surfeit | 1. Excess in eating and drinking. "Let not Sir Surfeit sit at thy board." (Piers Plowman) "Now comes the sick hour that his surfeit made." (Shak) 2. Fullness and oppression of the system, occasioned often by excessive eating and drinking. "To prevent surfeit and other diseases that are incident to those that heat their blood by travels." (Bunyan) 3. Disgust caused by excess; satiety. "Matter and argument have been supplied abundantly, and even to surfeit." (Burke) Origin: OE. Surfet, OF. Surfait, sorfait, excess, arrogance, crime, fr. Surfaire, sorfaire, to augment, exaggerate, F. Surfaire to overcharge; sur over + faire to make, do, L. Facere. See Sur-, and Fact. 1. To load the stomach with food, so that sickness or uneasiness ensues; to eat to excess. "They are as sick that surfeit with too much as they that starve with nothing." (Shak) 2. To indulge to satiety in any gratification. 1. To feed so as to oppress the stomach and derange the function of the system; to overfeed, and produce satiety, sickness, or uneasiness; often reflexive; as, to surfeit one's self with sweets. 2. To fill to satiety and disgust; to cloy; as, he surfeits us with compliments. Origin: Surfeited; Surfeiting. Source: Websters Dictionary (01 Mar 1998) |
| surfer | <zoology> The surf duck. Source: Websters Dictionary (01 Mar 1998) |
| surfle | To wash, as the face, with a cosmetic water, said by some to be prepared from the sulphur. "She shall no oftener powder her hair, [or] surfel her cheeks, . . . But she shall as often gaze on my picture." (Ford) Origin: Cf. Sulphur. Source: Websters Dictionary (01 Mar 1998) |
| surface-active |
capable of lowering the surface tension of a liquid; used especially of detergents
Ãâó: wordnet.princeton.edu/perl/webwn
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| surface catalysis |
catalysis in which the reacting substances are adsorbed onto the surface of the catalyst and there react. Cf. contact c.
Ãâó: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| surface demarcation |
any dividing line apparent on the surface of a solid body, such as the boundary between living and necrotic tissue.
Ãâó: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| surface anatomy |
the study of the form and markings of the surface of the body, especially in relation to deeper parts.
Ãâó: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| Surfak |
Docusate (DAH cue sate) is the generic name of a surfactant used as a laxative and stool softener, which is sold in the U.S. under the brand names: Aqualax, Calube, Colace, Colace Micro-Enema, Correctol Softgel Extra Gentle, DC-240, Dialose, Diocto, Dioctocal, Dioctosoftez, Dioctyn, Dionex, Doc-Q-Lace, Docu Soft, Docucal, Doculax, Docusoft S, DOK, DOS, Doss-Relief, DSS, Ex-Lax Stool Softener, Fleet Sof-Lax, Genasoft, Kasof, Modane Soft, Octycine-100, Regulax SS, Sulfalax Calcium, Sur-Q-Lax ...
Ãâó: en.wikipedia.org/wiki/Surfak
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| SURF | the extended two-dimensional outer boundary of a three-dimensional object |
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| SURF | the outermost level of the land or sea |
| SURF | appear or become visible |
| SURF | put a coat on |
| SURF | come to the surface |
| SURF | involving a surface only |
| SURF | on the surface |
| SURF | the extent of a 2-dimensional surface enclosed within a boundary |
| SURF | the accumulation of molecules of a gas to form a thin film on the surface of a solid |
| SURF | a forest fire that burns only the surface litter and undergrowth |
| SURF | gauge consisting of a scriber mounted on an adjustable stand |
| SURF | a ski tow that pulls skiers up a slope without lifting them off the ground |
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