mental object mental note • mental picture · · · Info · Definitions · Synonyms · Characters · · mental object · · Text Common · · Latin · · Scripts 13 · · Length 4 · · Syllables Definitions · · · (noun) the sum or range of what has been perceived, discovered, or learned. Synonyms: content, cognitive content, mental object. · · Noun Definition 1 Synonyms · · · content · · Synonym 1 cognitive content · · Synonym 2 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 e latin small letter e U+0065 j latin small letter j U+006A l latin small letter l U+006C m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F t latin small letter t U+0074