siccative siccation • siccimeter · · · Info · Definitions · Synonyms · Characters · · siccative · · Text Latin · · Script 9 · · Length Definitions · · · (noun) a substance that promotes drying (e.g., calcium oxide absorbs water and is used to remove moisture). Synonyms: desiccant, drying agent, drier. · · Noun Definition 1 Synonyms · · · desiccant · · Synonym 1 drying agent · · Synonym 2 drier · · Synonym 3 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 s latin small letter s U+0073 t latin small letter t U+0074 v latin small letter v U+0076