| plus | 1. <mathematics> More, required to be added; positive, as distinguished from negative; opposed to minus. 2. Hence, in a literary sense, additional; real; actual. "Success goes invariably with a certain plus or positive power." (Emerson) 3. <mathematics> Plus sign, the sign (+) which denotes addition, or a positive quantity. Origin: L, more; akin to Gr, and cf. Piu, Pleonasm. (11 Mar 1998) |
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| plus lens | A converging lens. Synonym: plus lens. (05 Mar 2000) |
| plus strand | See: replicative form. (05 Mar 2000) |
| fluorescence plus Giemsa stain | <technique> A stain used to demonstrate sister chromatid exchange; cells are grown in 5-bromodeoxyuridine, followed by chromosome preparation, staining in Hoechst 33258, exposure to light, and staining in Giemsa; chromosomes exhibit a "harlequin" appearance. (05 Mar 2000) |
| abortion, therapeutic | Abortion induced to save the life or health of a pregnant woman. (12 Dec 1998) |
| chemoembolization, therapeutic | Administration of antineoplastic agent together with an embolizing vehicle. This allows slow release of the agent as well as obstruction of the blood supply to the neoplasm. (12 Dec 1998) |
| therapeutic | 1. Pertaining to therapeutics or to the art of healing. 2. <pharmacology> Compounds that are used to treat specific diseases or medical conditions. 3. Curative. Origin: Gr. Therapeutikos = inclined to serve (13 Nov 1997) |
| therapeutic abortion | An abortion induced because of the mother's physical or mental health, or to prevent birth of a deformed child or a child resulting from rape. (05 Mar 2000) |
| therapeutic anaesthesia | Administration of an anaesthetic as a means of treatment. (05 Mar 2000) |
| therapeutic angiography | Use of angiographic catheters that have been modified to reduce or increase regional blood flow, or to deliver medicinal agents; interventional therapeutic angiography. See: angioplasty, balloon catheter, interventional angiography. (05 Mar 2000) |
| therapeutic community | Psychotherapeutic technique which emphasizes socioenvironmental and interpersonal influences in the resocialization and rehabilitation of the patient. The setting is usually a hospital unit or ward in which professional and nonprofessional staff interact with the patients. (12 Dec 1998) |
| therapeutic crisis | A turning point leading to positive or negative change in psychiatric treatment. (05 Mar 2000) |
| therapeutic dose | The quantity of any substance required to effect the cure of a disease or that will correct the manifestations of a deficiency of a particular factor in the diet, effective dose used with therapeutically applied compounds. Synonym: therapeutic dose. (05 Mar 2000) |
| therapeutic electrode | A small electrode whose exciting effect is used to stimulate or record potentials from a localised area. Synonym: exciting electrode, localizing electrode, therapeutic electrode. (05 Mar 2000) |
| therapeutic equivalency | The relative equivalency in the efficacy of different modes of treatment of a disease, most often used to compare the efficacy of different pharmaceuticals to treat a given disease. (12 Dec 1998) |