subduction subduct • subdue · · · Info · Definitions · Characters · · subduction · · Text Latin · · Script 10 · · Length 3 · · Syllables Definitions · · · (noun) a geological process in which one edge of a crustal plate is forced sideways and downward into the mantle below another plate. · · Noun Definition 1 Characters · · b latin small letter b U+0062 c latin small letter c U+0063 d latin small letter d U+0064 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075