"Trihedral" is a word in ENGLISH

bíla v [A; b1c1] spread the legs apart to the sides. Ngánung mubíla ka mang maglingkud? Why do you spread …

Noting, or conforming to, that system of crystallization in which the three axes are of equal length and at right …

That point in which the three perpendiculars let fall from the angles of a triangle upon the opposite sides, or …

Noting the system of crystallization which has three unequal axes at right angles to each other; trimetric. See Crystallization.

A triangle having three acute angles.

A kind of dry fruit, consisting of three or more cells, each which at length breaks open at the inner …

Having three corners, or angles; as, a three-cornered hat.

Having three prominent longitudinal angles; as, a three-cornered stem.

A figure bounded by three lines, and containing three angles.

Having three angles; triangular.

Having three angles; having the form of a triangle.

Oblong or elongated, and having three lateral angles; as, a triangular seed, leaf, or stem.

Having, or characterized by, three unequal axes intersecting at oblique angles. See the Note under crystallization.

A figure having three angles; a triangle.

Having three angles, or corners; triangular; as, a trigonal stem, one having tree prominent longitudinal angles.

Having horns with three angles, like those of some species of goats.

Having three quadrants; thus, a triquadrantal triangle is one whose three sides are quadrants, and whose three angles are consequently …

Three sided, the sides being plane or concave; having three salient angles or edges; trigonal.

Having three right angles. See Triquadrantal.

The division of a thing into three parts, Specifically: (Geom.) the division of an angle into three equal parts.