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W

W

10 3.3
A unit for measuring power, for example the electricity a light bulb uses
  • noun
  • Specialized
translation icon : vatio
  • The initial work rate of 0 W was increased by 5 W every minute.
  • power in W
  • W per m2
  • 100 W

Examples

  • The phone only came with a 5W charger in the box.

  • To commence, a power setting of 2W at an exposure time of 0.5 seconds is used.

    Academic text (1996)
  • A heater supplies up to 100 W, and a second control loop supplies up to 1 W.

    Academic text (1996)
  • Power rating ranges from 3.8 W with precious metal brushes to 5 W for the graphite brush version.

    Academic text (1996)
  • Thus, the workloads chosen for the females were 75 and 125 W, and for the males 100 and 200 W.

    Academic text (1996)
  • The rated peak and continuous output power per axis are 1,460 and 765 W, respectively (9).

    Academic text (1992)
  • Outputs range from 300 W up to 300 kW at frequencies from DC to 13.56 MHz.

    Academic text (1997)
  • The laser was set in the SurgiTouch mode at 12 W of continuous energy.

  • They'll also release a 20W smart wireless charging pad that shows the time and charging level.

Synonyms

watt
vsW
  • Specialized
106 2.9

A unit that measures how fast energy is used or made

is the single-letter symbol representing that unit in writing

Compounds

C and W
  • US
4.0

A style of popular music from the southern United States with guitars and songs about everyday life

the w-word
  • NSFW
9.9

A polite way to refer to a taboo or offensive word without saying it

Surface Forms

W singular
Ws plural

Etymology

W is used as the symbol for the unit watt, named after the engineer James Watt. So W measures power, like the number on a light bulb.