| evacuant | Emptying; evacuative; purgative; cathartic. <medicine> A purgative or cathartic. Origin: L.evacuans, -antis, p. Pr. Of evacuare: cf. F. Evacuant. Source: Websters Dictionary (01 Mar 1998) |
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| evacuate | To let blood Source: Websters Dictionary (01 Mar 1998) |
| evacuation | An emptying, as of the bowels. Origin: L. Evacuatio = to empty (11 Nov 1997) |
| evacuator | A mechanical evacuant; an instrument for the removal of fluid or small particles from a body cavity, or of impacted faeces from the rectum. Ellik evacuator, a special instrument with glass receptacle, latex or plastic bulb, and flexible tubing, used to evacuate tissue fragments, blood clots, or calculi from the urinary bladder. (05 Mar 2000) |
| evade | 1. To escape; to slip away; sometimes with from. "Evading from perils." "Unarmed they might Have easily, as spirits evaded swift By quick contraction or remove." (Milton) 2. To attempt to escape; to practice artifice or sophistry, for the purpose of eluding. "The ministers of God are not to evade and take refuge any of these . . . Ways." (South) Synonym: To equivocate, shuffle. See Prevaricate. Source: Websters Dictionary (01 Mar 1998) |
| evagination | Protrusion of some part or organ from its normal position. Origin: L. E, out, + vagina, sheath (05 Mar 2000) |
| evaluation | The act or result of evaluating. (18 Nov 1997) |
| evaluation studies | Studies determining the effectiveness or value of processes, personnel, and equipment, or the material on conducting such studies. For drugs and devices, clinical trials, drug evaluation, and drug screening are available. (12 Dec 1998) |
| evanescence | The act or state of vanishing away; disappearance; as, the evanescence of vapor, of a dream, of earthly plants or hopes. Source: Websters Dictionary (01 Mar 1998) |
| evanescent | Of short duration. Origin: L. E, out, + vanesco, to vanish (05 Mar 2000) |
| evans blue | <chemical> 6,6'-((3,3'-dimethyl(1,1'-biphenyl)-4,4'-diyl)bis(azo))bis (4-amino-5-hydroxy-1,3-naphthalenedisulfonic acid) tetrasodium salt. An azo dye used in blood volume and cardiac output measurement by the dye dilution method. It is very soluble, strongly bound to plasma albumin, and disappears very slowly. Pharmacological action: dyes. Chemical name: 1,3-Naphthalenedisulfonic acid, 6,6'-((3,3'-dimethyl(1,1'-biphenyl)-4,4'-diyl)bis(azo))bis(4-amino-5-hydroxy-, tetrasodium salt (12 Dec 1998) |
| Evans forceps | A thumb forceps with points designed to resemble a needle holder, used to grasp curved needles during various suture procedures. (05 Mar 2000) |
| Evans' syndrome | <syndrome> Acquired haemolytic anaemia and thrombocytopenia. (05 Mar 2000) |
| Evans, H | <person> U.S. Anatomist and physiologist, 1882-1971. See: Evans blue. (05 Mar 2000) |
| Evans, Robert | <person> U.S. Physician, *1912. See: Evans' syndrome. (05 Mar 2000) |