formol formlessness • formolite · · · Info · Definitions · Synonyms · Characters · · formol · · Text Latin · · Script 6 · · Length 2 · · Syllables Definitions · · · (noun) a 10% solution of formaldehyde in water; used as a disinfectant or to preserve biological specimens. Synonyms: formalin. · · Noun Definition 1 Synonyms · · · formalin · · Synonym 1 Characters · · f latin small letter f U+0066 l latin small letter l U+006C m latin small letter m U+006D o latin small letter o U+006F r latin small letter r U+0072