Its jaws, hinged on a horizontal plane, opened and closed between fleshy flaps.
Elevation—the angle between the axis of a piece and the horizontal plane.
The simplest case is that of a rectangular orifice in a horizontal plane, the sides being a and b.
The amount of the dip is the angle made with a horizontal plane.
The cutters are so arranged that they all cut on the center; that is, the cutting edges lie in a horizontal plane.
The line of intersection of a layer with the horizontal plane is the strike.
Paravanes are steel floats with torpedo-shaped bodies and a horizontal plane near the forward end.
All six spines are equidistant, of equal size and similar form, and lie with their branches nearly in one horizontal plane.
The sea continued to favour us greatly, and the ships deck scarcely ever varied from a horizontal plane.
As will be discussed later, it moves only in a horizontal plane.
horizontal plane n.
A plane crossing the body at right angles to the coronal and sagittal planes. Also called transverse plane.