In photography, the distance in front of and behind the subject that appears to be in focus.

(geology) The depth below the Earth's surface of the hypocentre of an earthquake. / (optics) The field of view of a camera that is in sharp focus.

Alternative spelling of bit depth

(computer graphics) The number of bits (binary digits) used to represent the colour of a single pixel.

A measure of the turbidity of a body of water; the depth at which a Secchi disk is no longer visible.

The final depth of water in an open channel that is subject to continuous uniform flow

A device using echo sounding to measure the depth of a body of water

(psychology) Alternative form of depth psychology

An approach to psychology which attempts to describe and explain the structure, content, and relationship of conscious and unconscious mental activity, and which is intended to serve as a basis for psychoanalytic therapies.

plural of depth sounder