sad

IPA: sˈæd

Alternative form of saad (“Arabic letter”) [The letter ص in the Arabic script.]
(medicine) Initialism of seasonal affective disorder. [(psychology) A form of depression associated with the lack of natural light during the winter months.]
Initialism of standard American diet.
(psychology) Initialism of social anxiety disorder. [(clinical psychology, psychiatry) The most common anxiety disorder, characterized by intense fear in one or more social situations, causing considerable distress and impaired ability to function in at least some parts of daily life. Symptoms of fear, distress, anxiety, avoidance of social situations, and impairment in social, occupational, or other areas of daily life, are persistent, typically lasting for a minimum of at least 6 months, and are not attributable to the physiological effects of a substance or another medical condition.]
(X-ray crystallography) Initialism of single-wavelength anomalous dispersion.
(US) Initialism of Special Activities Division.
(Indian politics) Initialism of Shiromani Akali Dal (Indian political party)

Examples of "sad" in Sentences

You will think this letter a very sad one, but _I feel sad_ ....
i not scare die (blah blah blah) i now very sad sad +sad me say sorry then she say
We know the once sad spirit now, no longer _sad_, the _radiant_ Genius of Humanity.
In fact, in my survey of parents, the word sad rarely appeared, although children were often described as “depressed.”
I was at the point of mental and physical fatigue when I cry so easily that all you have to do is say the word "sad" and my eyes start leaking.
My poor kitteh, known as William, Sir William of Lounge, Sir Lounge-a-lot, etc., has crwn too. *sad* *sad* He catches his booteefuls looooong tail in bafrum door and well, it not so loooooong now. *sad* *sad* We is sad kittehs tonite.