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depression is on the Academic Word List.
(countable uncountable psychology depression , they have a condition which makes them very sad and makes it very hard for them to imagine being happy later.
After Suzie's dog passed away , she fell into a depression for six months.
(countable uncountable depression is when a person's feelings are very sad and unhappy .
John had a small depression after he lost the tennis match , but in two weeks he was back to normal .
(countable depression is a low point on a surface.
There was a small depression in the ground where the rock had been.
(countable uncountable depression is when the economy slows down by a lot.
The business community is worried that the oil problems could lead to a depression . 
