cwt is the abbreviation for hundredweight (cwt = centum weight), an English, imperial, and US customary unit of weight.

CWT or cwt may also refer to:

Enterprises and organizations

  • CWT (company), formerly Carlson Wagonlit Travel, a travel management company
  • Cadwalader, Wickersham & Taft, a New York law firm
  • California Water Service Group, a public utility (NYSE ticker symbol: CWT)
  • Changing World Technologies, a synthetic fuel company
  • Cheshire Wildlife Trust, an English charity
  • Colorado Water Trust, an American non-profit
  • Cooperatives Working Together, an American dairy organization
  • Cornwall Wildlife Trust, an English charity

Science and technology

  • Center wing fuel tank (CWT), a crucial airplane structure that contributed to the crash of TWA Flight 800
  • Coded wire tag, an animal tagging device
  • Complex wavelet transform, an extension to the standard discrete wavelet transform used in image processing
  • Constant with temperature, a term used in bandgap voltage reference
  • Continuous wavelet transform, a formal representation of a signal in mathematics
  • CBOR Web Token, a proposed Internet standard for encoding JSON Web Token-style tokens in binary form

Other uses

  • Kwatay language, spoken in Senegal (ISO 639 code: cwt)
  • Cowra Airport, New South Wales, Australia (IATA code: CWT)
  • Central Western Time, an Australian time zone
  • Chief Water Tender, a former paygrade for a watertender in the U.S. Navy
  • Constant weight, a freediving discipline