lubricator lubricative • lubricatory · · · Info · Definitions · Synonyms · Characters · · lubricator · · Text Latin · · Script 10 · · Length Definitions · · · (noun) a substance capable of reducing friction by making surfaces smooth or slippery. Synonyms: lubricant, lubricating substance, lube. · · Noun Definition 1 Synonyms · · · lubricant · · Synonym 1 lubricating substance · · Synonym 2 lube · · Synonym 3 Characters · · a latin small letter a U+0061 b latin small letter b U+0062 c latin small letter c U+0063 i latin small letter i U+0069 l latin small letter l U+006C o latin small letter o U+006F r latin small letter r U+0072 t latin small letter t U+0074 u latin small letter u U+0075