intervenor intervenium • intervention · · · Info · Definitions · Characters · · intervenor · · Text Latin · · Script 10 · · Length 4 · · Syllables Definitions · · · (noun) (law) a party who interposes in a pending proceeding. · · Noun Definition 1 Characters · · e latin small letter e U+0065 i latin small letter i U+0069 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 v latin small letter v U+0076