gram calorie gram atom • gram-centimeter · · · Info · Definitions · Synonyms · Characters · · gram calorie · · Text Common · · Latin · · Scripts 12 · · Length Definitions · · · (noun) unit of heat defined as the quantity of heat required to raise the temperature of 1 gram of water by 1 degree centigrade at atmospheric pressure. Synonyms: calorie, small calorie. · · Noun Definition 1 Synonyms · · · gram · · Synonym 1 gramme · · Synonym 2 gm · · Synonym 3 g · · Synonym 4 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 g latin small letter g U+0067 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D o latin small letter o U+006F r latin small letter r U+0072