injector injection • injelly · · · Info · Definitions · Characters · · injector · · Text Latin · · Script 8 · · Length Definitions · · · (noun) a contrivance for injecting (e.g., water into the boiler of a steam engine or particles into an accelerator etc.). · · Noun Definition 1 Characters · · c latin small letter c U+0063 e latin small letter e U+0065 i latin small letter i U+0069 j latin small letter j U+006A n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 t latin small letter t U+0074