[ air-ey-ter, ey-uh-rey- ]
/ ˈɛər eɪ tər, ˈeɪ əˌreɪ- /


an apparatus for aerating water or other fluids.
a device for introducing air into a bin of wheat or other grain in order to prevent the accumulation of moisture, keeping it free of fungi and insects.

Origin of aerator

First recorded in 1860–65; aerate + -or2 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for aerator