Definitions

1. verb

to remove the mist from (something, especially a mirror or a lens)

“She had to unsmist the camera lens before taking the photo.”

2. verb

to free (something) from mist or fog

“The wind unsmisted the valley, revealing the mountain peaks.”

3. noun

the act of removing mist from something

“The process of unsmisting the telescope’s lens took several hours.”

4. noun

a device for removing mist from something

“The camera’s built-in unsmist feature helped to capture clear images.”