frontal gyrus frontal eminence • frontal lobe · · · Info · Definitions · Characters · · frontal gyrus · · Text Common · · Latin · · Scripts 13 · · Length 4 · · Syllables Definitions · · · (noun) any of the convolutions of the outer surface of the frontal lobe of the cerebrum. Synonyms: frontal gyrus. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 f latin small letter f U+0066 g latin small letter g U+0067 l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075 y latin small letter y U+0079