WMD

WMD is a three-letter acronym that may refer to:

In science and technology

• Weapon of mass destruction, munitions with the capacity to kill large numbers of human beings indiscriminately
• Weighted mean difference, a measure in statistical meta-analysis
• Wiggle-match-dating, also known as Wiggle matching
• The WYSIWYM Markdown editor, a JavaScript implementation of the Markdown language for HTML editing
• WMD 1.0, Automated Trading Application developed by Fortress Star limited a subsidiary of Zenit Global Investment. SGX and CME certified.

In ecology

• Water Management District, in Florida
• Wetland management district, a type of conservation area

In transportation

• Mandabe Airport, Mandabe, Madagascar (IATA airport code)
• Westmead railway station, Sydney, Australia (New South Wales railway station code)
• Wymondham railway station, Wymondham, England (National Rail code station code)

In arts and entertainment

• WMD, an online gaming community that spans across several games. Considered a "guild" or "clan"
• "Wipe Me Down", a 2007 rap single by Lil Boosie

Observances

• Workers' Memorial Day to commemorate workers killed, disabled, injured or made unwell by their work
• World Malaria Day to raise awareness for malaria prevention and treatment in endemic areas
• World Maths Day, a global educational event
• World Metrology Day, a global annual event celebrating the signing of the Metre Convention in 1875

Organizations

• World Movement for Democracy, an initiative to strengthen collaboration among those working to promote democratic values and institutions