BASYLE
Bas"yle, n. Etym: [Gr. base + wood. See -yl.] (Chem.)
Defn: A positive or nonacid constituent of compound, either elementary, or, if compound, performing the functions of an element.
BASYLOUS
Bas"y*lous, a.
Defn: Pertaining to, or having the nature of, a basyle; electro- positive; basic; — opposed to chlorous. Graham.
BAT Bat, n. Etym: [OE. batte, botte, AS. batt; perhaps fr. the Celtic; cf. Ir. bat, bata, stick, staff; but cf. also F. batte a beater (thing), wooden sword, battre to beat.]
1. A large stick; a club; specifically, a piece of wood with one end thicker or broader than the other, used in playing baseball, cricket, etc.
2. (Mining)
Defn: Shale or bituminous shale. Kirwan.
3. A sheet of cotton used for filling quilts or comfortables; batting.
4. A part of a brick with one whole end. Bat bolt (Machinery), a bolt barbed or jagged at its butt or tang to make it hold the more firmly. Knight.