- work done or energy transferred per unit of time. Symbol: P
- the time rate of doing work.
- the product obtained by multiplying a quantity by itself one or more times: The third power of 2 is 8.
- (of a number x) a number whose logarithm is a times the logarithm of x (and is called the ath power of x). Symbolically, y =xa is a number that satisfies the equation log y = a log x.
- the exponent of an expression, as a in xa.
- cardinal number(def 2).
- the magnifying capacity of a microscope, telescope, etc., expressed as the ratio of the diameter of the image to the diameter of the object.Compare magnification(def 2).
- the reciprocal of the focal length of a lens.
verb (used with object)
Origin of power
Related formscoun·ter·pow·er, nounde-pow·er, verb (used with object)re·pow·er, verb
British Dictionary definitions for depower
- legal authority to act, esp in a specified capacity, for another
- the document conferring such authority
- a military force
- military potential
- the value of a number or quantity raised to some exponent
- another name for exponent (def. 4)
- the rate at which electrical energy is fed into or taken from a device or system. It is expressed, in a direct-current circuit, as the product of current and voltage and, in an alternating-current circuit, as the product of the effective values of the current and voltage and the cosine of the phase angle between them. It is measured in watts
- (as modifier)a power amplifier
- mechanical energy as opposed to manual labour
- (as modifier)a power mower
- a measure of the ability of a lens or optical system to magnify an object, equal to the reciprocal of the focal length. It is measured in dioptres
- another word for magnification
Word Origin for power
Medicine definitions for depower
Science definitions for depower
Culture definitions for depower
In mathematics, a power is a number multiplied by itself the number of times signified by an exponent placed to the right and above it. Thus, 32, which means 3 × 3, is a power — the second power of three, or three squared, or nine. The expression 106, or ten to the sixth power, means 10 × 10 × 10 × 10 × 10 × 10, or one million.
Idioms and Phrases with depower
In addition to the idioms beginning with power
- power behind the throne
- powers that be, the
- corridors of power
- more power to someone
- staying power