viscosity viscosimetry • viscount · · · Info · Definitions · Synonyms · Characters · · viscosity · · Text Latin · · Script 9 · · Length Definitions · · · (noun) resistance of a liquid to shear forces (and hence to flow). Synonyms: viscousness. · · Noun Definition 1 Synonyms · · · viscousness · · Synonym 1 Characters · · c latin small letter c U+0063 i latin small letter i U+0069 o latin small letter o U+006F s latin small letter s U+0073 t latin small letter t U+0074 v latin small letter v U+0076 y latin small letter y U+0079