coinsurance coinstantaneousness • coinsurance clause · · · Info · Definitions · Characters · · coinsurance · · Text Latin · · Script 11 · · Length 3 · · Syllables Definitions · · · (noun) insurance issued jointly by two or more underwriters. · · Noun Definition 1 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 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 r latin small letter r U+0072 s latin small letter s U+0073 u latin small letter u U+0075