Used to express a strong, negative emotional reaction to something that's disheartening. The documentary about the environment was depressingly informative.
Pro Tip 2/3
Not Literal
Doesn't mean physically depressing something; it's about an emotional effect. The news about the layoffs was depressingly unavoidable.
Pro Tip 3/3
Intensity Accent
When something is not just sad, but overwhelmingly so. Her novel ended on a depressingly tragic note.