surprisal surprisable • surprise · · · Info · Definitions · Synonyms · Characters · · surprisal · · Text Latin · · Script 9 · · Length Definitions · · · (noun) the act of surprising someone. Synonyms: surprise. · · Noun Definition 1 Synonyms · · · surprise · · Synonym 1 Characters · · a latin small letter a U+0061 i latin small letter i U+0069 l latin small letter l U+006C p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073 u latin small letter u U+0075