present participle of unmask

A device used to convert liquid into a fine spray of aerosols, by means of oxygen, compressed air, or ultrasonic vibration.

(slang) The city of Cincinnati, so called because of its close proximity to the Ohio-Kentucky border. / (American football, slang, by extension) The Cincinnati Bengals.

(biochemistry) Either of two enzymes, found in the outer membrane of mitochondria, that degrade biogenic amines and are thus responsible for the destruction of transmitter substances at neuronal sy...