See sonorous in Webster's New World Roget's A-Z Thesaurus II
adjective
Having or producing a full, deep, or rich sound:
mellow, orotund, plangent, resonant, resounding, ringing, rotund, round, vibrant. See soundsCharacterized by language that is elevated and sometimes pompous in style:
aureate, bombastic, declamatory, flowery, fustian, grandiloquent, high-flown, high-sounding, magniloquent, orotund, overblown, rhetorical, swollen. See plain, style, words
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