Boracite
(Bo"ra*cite) n. (Min.) A mineral of a white or gray color occurring massive and in isometric
crystals; in composition it is a magnesium borate with magnesium chloride.
Boracous
(Bo"ra*cous) a. (Chem.) Relating to, or obtained from, borax; containing borax.
Borage
(Bor"age) n. [OE. borage (cf. F. bourrache, It. borraggine, borrace, LL. borago, borrago,
LGr. ), fr. LL. borra, F. bourre, hair of beasts, flock; so called from its hairy leaves.] (Bot.) A mucilaginous
plant of the genus Borago which is used, esp. in France, as a demulcent and diaphoretic.
Boragewort
(Bor"age*wort`) n. Plant of the Borage family.
Boraginaceous
(Bo*rag`i*na"ceous) a. (Bot.) Of, pertaining to, or resembling, a family of plants (Boraginaceæ)
which includes the borage, heliotrope, beggar's lice, and many pestiferous plants.
Boragineous
(Bor`a*gin"e*ous) a. (Bot.) Relating to the Borage tribe; boraginaceous.
Boramez
(Bor"a*mez) n. See Barometz.
Borate
(Bo"rate) n. [From Boric.] (Chem.) A salt formed by the combination of boric acid with a base
or positive radical.
Borax
(Bo"rax) n. [OE. boras, fr. F. borax, earlier spelt borras; cf. LL. borax, Sp. borraj; all fr. Ar.
brag, fr. Pers. brah.] A white or gray crystalline salt, with a slight alkaline taste, used as a flux, in
soldering metals, making enamels, fixing colors on porcelain, and as a soap. It occurs native in certain
mineral springs, and is made from the boric acid of hot springs in Tuscany. It was originally obtained
from a lake in Thibet, and was sent to Europe under the name of tincal. Borax is a pyroborate or tetraborate
of sodium, Na2B4O7.10H2O.
Borax bead. (Chem.) See Bead, n., 3.
Borborygm
(Bor"bo*rygm) n. [F. borborygme, fr. Gr. , fr. to rumble in the bowels.] (Med.) A rumbling
or gurgling noise produced by wind in the bowels. Dunglison.
Bord
(Bord) n. [See Board, n.]
1. A board; a table. [Obs.] Chaucer.
2. (Mining) The face of coal parallel to the natural fissures.
Bord
(Bord) n. See Bourd. [Obs.] Spenser.
Bordage
(Bord"age) n. [LL. bordagium.] The base or servile tenure by which a bordar held his cottage.
Bordar
(Bord"ar) n. [LL. bordarius, fr. borda a cottage; of uncertain origin.] A villein who rendered
menial service for his cottage; a cottier.
The cottar, the bordar, and the laborer were bound to aid in the work of the home farm.
J. R. Green.
