impeller impellent • impen · · · Info · Definitions · Characters · · impeller · · Text Latin · · Script 8 · · Length Definitions · · · (noun) the blade of a rotor (as in the compressor of a jet engine). · · Noun Definition 1 Characters · · e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D p latin small letter p U+0070 r latin small letter r U+0072