aerator

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

noun

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.

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Origin of aerator

First recorded in 1860–65; aerate + -or2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

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