geological formation geological fault • geological horizon · · · Info · Definitions · Synonyms · Characters · · geological formation · · Text Common · · Latin · · Scripts 20 · · Length 8 · · Syllables Definitions · · · (noun) (geology) the geological features of the earth. Synonyms: geological formation, formation. · · Noun Definition 1 Synonyms · · · formation · · Synonym 1 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 f latin small letter f U+0066 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 n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 t latin small letter t U+0074