a school of linguistics of British origin that emphasizes the social functions of language and describes grammar in terms of hierarchically organized structures and of systems of mutually exclusive choices available to the speaker under specified conditions.
noun, Pathology. 1. an autoimmune inflammatory disease of the connective tissues, occurring mainly among middle-aged women, chiefly characterized by skin eruptions, joint pain, recurrent pleurisy, and kidney disease. Abbreviation: SLE. systemic lupus erythematosus systemic lupus er·y·the·ma·to·sus (ěr’ə-thē’mə-tō’səs, -thěm’ə-) n. Abbr. SLE A chronic multisystemic inflammatory disease with variable features, frequently including fever, weakness and fatigability, […]
- Systemic vascular resistance
systemic vascular resistance n. An index of arteriolar constriction throughout the body, calculated by dividing the blood pressure by the cardiac output.
- System international
Système International d’Units
verb (used with object), systemized, systemizing. 1. systematize.