
SAD Definition & Meaning - Merriam-Webster
The meaning of SAD is affected with or expressive of grief or unhappiness : downcast. How to use sad in a sentence.
Seasonal Affective Disorder - National Institute of Mental Health …
SAD is a type of depression characterized by a recurrent seasonal pattern, with symptoms lasting about 4−5 months out of the year. The signs and symptoms of SAD include those associated with …
Sadness - Wikipedia
Sadness is an emotional pain associated with, or characterized by, feelings of disadvantage, loss, despair, grief, helplessness, disappointment and sorrow. An individual experiencing sadness may …
SAD | English meaning - Cambridge Dictionary
SAD definition: 1. unhappy or sorry: 2. If something looks sad, it looks worse than it should because it is not…. Learn more.
sad - Wiktionary, the free dictionary
5 days ago · sad (third-person singular simple present sads, present participle sadding, simple past and past participle sadded) (transitive, archaic) To make melancholy; to sadden or grieve (someone). …
SAD definition and meaning | Collins English Dictionary
If you describe someone as sad, you do not have any respect for them and think their behaviour or ideas are ridiculous.
Sad: Definition, Meaning, and Examples sad - usdictionary.com
May 13, 2025 · As an adjective, "sad" primarily refers to feeling or showing unhappiness or sorrow. This is its most common usage, applied to both people and situations. It also describes something that …
sad Definition & Meaning | Britannica Dictionary
He's feeling sad because his pet died. People were sad that he was leaving. The experience left her sadder but wiser. Have you heard the sad news about his wife's illness? It'll be a sad day when you …
Seasonal Affective Disorder - Johns Hopkins Medicine
What is seasonal affective disorder? Seasonal affective disorder (SAD) is a type of depression. It happens during certain seasons of the year, most often fall or winter. It is thought that shorter days …
SAD Definition & Meaning | Dictionary.com
SAD definition: affected by unhappiness or grief; sorrowful or mournful. See examples of sad used in a sentence.