SAD

Look up SAD in Wiktionary, the free dictionary.

The initialism SAD may refer to:

Medicine[]

• Sagittal abdominal diameter, body diameter at the waistline
• Schizoaffective disorder, a psychiatric diagnosis
• Seasonal affective disorder, typically winter depression
• Separation anxiety disorder in children
• Social anxiety disorder

Organisations[]

• Shiromani Akali Dal, a political party in India
• Sociedad Anónima Deportiva, a type of incorporated sports club in Spain
• Sociedade Anónima Desportiva, a type of incorporated sports club in Portugal
• Special Activities Division, of the US CIA, later Special Activities Center
• Saraya Awliya al-Dam, an Iraqi militia

Science and technology[]

• Selected area diffraction, a crystallographic experimental technique
• Single-wavelength anomalous dispersion, in X-ray crystallography
• Sum of absolute differences in digital image processing

Other uses[]

• Single Administrative Document, EU customs form
• Singles Awareness Day, a humorous holiday every February 14
• Suicide Attack Database, for 1982-2013
• "S.A.D.", a song by Man Overboard on the album Heart Attack
• Safford Regional Airport, Arizona, US, IATA airport code

See also[]

• Sad (disambiguation)

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