adjective
humid
HYOO-mid/ˈhjuːmɪd/
Having a high amount of moisture in the air.
The air feels humid even after the sun goes down.

Etymology
Latin humidus described something moist or wet. In the selected sense, that quality belongs to the air itself: its moisture is present as water vapor.
In context
The air is humid in Portland, Oregon. There's an inescapable closeness that feels almost oppressive.
More examples
- Summers here are hot and humid.
- A dehumidifier keeps the basement from getting too humid.
- These tropical plants thrive in humid air.
Forms
humid · more humid · most humid
humidity noun — The amount of moisture in the air.
humidify verb — To add moisture to the air.
Similar words
- muggy
- Describes humid air that feels unpleasantly warm and sticky.
- damp
- Suggests slight wetness, often with a cool, unpleasant feel.