Fourth disease
fourth disease n.
A mild exanthematous disease of childhood resembling scarlatina. Also called Dukes disease, scarlatinella.
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- Fourth-estate
noun, (often initial capital letters) 1. the journalistic profession or its members; the press. 2. a group other than the usual powers, as the three estates of France, that wields influence in the politics of a country. noun 1. (sometimes capitals) journalists or their profession; the press See estate (sense 4) n. “the press,” by […]
- Fourth generation computer
architecture A computer built using Very Large Scale Integration (VLSI) integrated circuits, especially a microcomputer based on a microprocesseor, or a parallel processor containing two to thousands of CPUs. VLSI made it routine to fabricate an entire CPU, main memory, or similar device with a single integrated circuit that can be mass produced at very […]
- Fourth generation language
language (4GL, or “report generator language”) An “application specific” language, one with built-in knowledge of an application domain, in the way that SQL has built-in knowledge of the relational database domain. The term was invented by Jim Martin to refer to non-procedural high level languages built around database systems. Fourth generation languages are close to […]
- Fourth heart sound
fourth heart sound n. The heart sound occurring in late diastole, corresponding with atrial contraction.
- Fourth-international
noun 1. a loose federation of small groups of radical socialists formed in 1936 under the leadership of Leon Trotsky and hostile to the Soviet Union. Compare (def 6). noun 1. another name for Trotskyist International