·adj Impressive in sound; high-sounding.
II. Sonorous ·adj Giving sound when struck; resonant; as, sonorous metals.
III. Sonorous ·adj Loud-sounding; giving a clear or loud sound; as, a sonorous voice.
IV. Sonorous ·adj Yielding sound; characterized by sound; vocal; sonant; as, the vowels are sonorous.
V. Sonorous ·adj Sonant; vibrant; hence, of sounds produced in a cavity, deep-toned; as, sonorous rhonchi.