SAD

From Wikipedia, the free encyclopedia

The word sad refers to an emotional condition, the antonym of "happy". Sadness is often associated with depression, suffering or grief..

SAD is a three letter acronym.

• Sagittal Abdominal Diameter, a medical term
• Schizoaffective disorder
• Seasonal affective disorder
• Separation anxiety disorder
• Sexual arousal disorder
• Selected area diffraction, a crystallographic experimental technique that can be performed inside a transmission electron microscope (TEM).
• Shiromani Akali Dal, an Indian political party
• Silicon Avalanche Diode, an electronic component
• Singles Awareness Day
• Small angle diffraction, a technique for analysing materials
• Social anxiety disorder
• Special Activities Division, the Central Intelligence Agency's special operations force
• Standard American Diet, an essay on obesity in the United States
• Sum of absolute differences, a simple metric for motion estimation in video compression
• Supine Abdominal Height, a medical term
• Systems Analysis and Design
• Software Architecture Document

Sad can also mean:

• Ṣād, a letter of the Arabic alphabet (ﺹ).
• Sad, the 38th sura of the Qur'an (named after the letter)
• Sad, urban-type settlement in Dnipropetrovsk Oblast, Ukraine
• SAD (es a deh), Croatian for USA.