noun ·5 syllables ·Rare ·Advanced level

Definitions

Noun

1. 1
   A device that is used to increase the humidity of the air.

   "Even the plants look expensive. A humidifier hisses beneath her calatheas."

2. 2
   an appliance designed to add moisture to the air in a building wordnet

Antonyms

All antonyms

dehumidifier

Example

More examples

"But because the humidifier is on all night, in the morning the condensation pours off the windows."

Etymology

From humidify + -er.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.