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The quality of being deep; deepness; perpendicular measurement downward from the surface,or horizontal measurement backward from the front; as, the depth of a river; the depth of a body of troops.

Inclination downward; a descending way; inclined or sloping surface; declivity; slope; as, a steep descent.

y, risk, etc. Addison. Potent enemies tempt and deter us from our duty. Tillotson. My own face deters me from my glass. Prior.

upon plate, by submitting it to chemical agents; to bring to view. To develop a curved surface on a place (Geom.), to produce on the plane an equivalent surface, as if by rolling the curved surface so that all parts shall successively touch the plane.

Capable of being developed. J. Peile. Developable surface (Math.), a surface described by a moving right line, and such that consecutive positions of the generator intersect each other. Hence, the surface can be developed into a plane.

Moisture from the atmosphere condensed by cool bodies upon their surfaces, particularly at night. Her tears fell with the dews at even. Tennyson.

Resembling a dew-covered surface; appearing as if covered with dew.

ssing the properties of, a species of caustic curves formed by refraction. See Caustic surface, under Caustic.

Represented or formed by depressions in the general surface; as, diaglyphic sculpture or engraving; -- opposed to anaglyphic.

A tendency of leaves or other organs of plants to have their dorsal surface faced towards the rays of light.

for showing the time of day from the shadow of a style or gnomon on a graduated arc or surface; esp., a sundial; but there are lunar and astral dials. The style or gnomon is usually parallel to the earth's axis, but the dial plate may be either horizontal or vertical.

Pertaining to a diameter; diametrical. Diametral curve, Diametral surface (Geom.), any line or surface which bisects a system of parallel chords drawn in a curve or surface. -- Diametral planes (Crystal.), planes in which two of the axes lie.

Surface decoration of any sort which consists of the constant repetition of one or more simple figures or units of design evenly spaced.

The curve which on a given surface and with a given perimeter contains the greatest area. Tait.

To disappear gradually in another surface, as where moldings are lost in a sloped or curved face.

A projecting face like the triglyph, but having only two channels or grooves sunk in it.

n; offense. [R.] Then my digression is so vile, so base, That it will live engraven in my face. Shak.

Having two plane faces; as, the dihedral summit of a crystal. Dihedral angle, the angular space contained between planes which intersect. It is measured by the angle made by any two lines at right angles to the two planes.

A figure with two sides or surfaces. Buchanan.

Having twelve similar faces; as, a dihexagonal prism.