basic slag basics • basic training · · · Info · Definitions · Characters · · basic slag · · Text Common · · Latin · · Scripts 10 · · Length 3 · · Syllables Definitions · · · (noun) slag produced in making steel; low in silica but having large amounts of calcium phosphate; useful as fertilizer. Synonyms: basic slag. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 b latin small letter b U+0062 c latin small letter c U+0063 g latin small letter g U+0067 i latin small letter i U+0069 l latin small letter l U+006C s latin small letter s U+0073