expatiation expatiatingly • expatiative · · · Info · Definitions · Characters · · expatiation · · Text Latin · · Script 11 · · Length Definitions · · · (noun) a discussion (spoken or written) that enlarges on a topic or theme at length or in detail. · · Noun Definition 1 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 t latin small letter t U+0074 x latin small letter x U+0078