Vul`can*ol"o*gy (?), n. [See Vulcan, and -logy.] The science which
treats of phenomena due to plutonic action, as in volcanoes, hot
springs, etc. [R.]
Vul"gar (?), a. [L. vulgaris, from vulgus the multitude, the common
people; of uncertain origin: cf. F. vulgaire. Cf. Divulge.]
1. Of or pertaining to the mass, or multitude, of people; common;
general; ordinary; public; hence, in general use; vernacular. "As
common as any the most vulgar thing to sense. " Shak.
Things vulgar, and well-weighed, scarce worth the praise.
Milton.
It might be more useful to the English reader . . . to write in our
vulgar language.
Bp. Fell.
The mechanical process of multiplying books had brought the New
Testament in the vulgar tongue within the reach of every class.
Bancroft.
2. Belonging or relating to the common people, as distinguished from
the cultivated or educated; pertaining to common life; plebeian; not
select or distinguished; hence, sometimes, of little or no value. "Like
the vulgar sort of market men." Shak.
Men who have passed all their time in low and vulgar life.
Addison.
In reading an account of a battle, we follow the hero with our whole
attention, but seldom reflect on the vulgar heaps of slaughter.
Rambler.
3. Hence, lacking cultivation or refinement; rustic; boorish; also,
offensive to good taste or refined feelings; low; coarse; mean; base;
as, vulgar men, minds, language, or manners.
Be thou familiar, but by no means vulgar.
Shak.
Vulgar fraction. (Arith.) See under Fraction.