gcse gcjp • gd · · · Info · Definitions · Characters · · gcse · · Text Latin · · Script 4 · · Length 1 · · Syllables Definitions · · · (noun) the basic level of a subject taken in school. Synonyms: General Certificate of Secondary Education, GCSE, O level. · · Noun Definition 1 Characters · · c latin small letter c U+0063 e latin small letter e U+0065 g latin small letter g U+0067 s latin small letter s U+0073