2. Loud-sounding; giving a clear or loud sound; as, a
sonorous voice.
3. Yielding sound; characterized by sound; vocal; sonant; as,
the vowels are sonorous.
4. Impressive in sound; high-sounding.
The Italian opera, amidst all the meanness and
familiarty of the thoughts, has something beautiful
and sonorous in the expression. --Addison.
There is nothing of the artificial Johnsonian
balance in his style. It is as often marked by a
pregnant brevity as by a sonorous amplitude. --E.
Everett.
5. (Med.) Sonant; vibrant; hence, of sounds produced in a
cavity, deep-toned; as, sonorous rhonchi.
{Sonorous figures} (Physics), figures formed by the
vibrations of a substance capable of emitting a musical
tone, as when the bow of a violin is drawn along the edge
of a piece of glass or metal on which sand is strewed, and
the sand arranges itself in figures according to the
musical tone. Called also {acoustic figures}.
{Sonorous tumor} (Med.), a tumor which emits a clear,
resonant sound on percussion. -- {So*no"rous*ly}, adv. --
{So*no"rous*ness}, n.