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A cold north wind which prevails on the northern coasts of the Mediterranean and in Switzerland, etc.; -- nearly the same as the mistral.

To cut or divide into two parts.

Division into two parts, esp. two equal parts.

One who, or that which, bisects; esp. (Geom.) a straight line which bisects an angle.

The line bisecting the angle between the optic axes of a biaxial crystal.

One of tow equal parts of a line, or other magnitude.

With two partitions or septa. Gray.

In two rows or series.

Doubly serrate, or having the serratures serrate, as in some leaves.

Having two bristles.

Bisexual. [Obs.] Sir T. Browne.

Of both sexes; hermaphrodite; as a flower with stamens and pistil, or an animal having ovaries and testes.

Bisexual.

of Besee. [Obs.] Chaucer. Evil biseye, ill looking. [Obs.]

A pale blue pigment, prepared from the native blue carbonate of copper, or from smalt; -- called also blue bice. Green bice is prepared from the blue, by adding yellow orpiment, or by grinding down the green carbonate of copper. Cooley. Brande & C.

[F.] A sauce made of white onions and melted butter mixed with velouté sauce.

In the balk-line game, any of eight spaces, 7 inches by 3½, lying along a cushion and bisected transversely by a balk line. Object balls in an anchor space are treated as in balk.

nd axle, one of the mechanical powers. -- Axis of a curve (Geom.), a straight line which bisects a system of parallel chords of a curve; called a principal axis, when cutting them at right angles, in which case it divides the curve into two symmetrical portions, as in the parabola, which has one such axis, the ellipse…

Craniotomy; -- usually applied to bisection of the fetal head with a saw.

ugate diameters (Conic Sections), two diameters of an ellipse or hyperbola such that each bisects all chords drawn parallel to the other. -- Conjugate focus (Opt.) See under Focus. -- Conjugate mirrors (Optics), two mirrors so placed that rays from the focus of one are received at the focus of the other, especially t…