aerator


aer·a·tor

noun \ˈer-ˌā-tər\

Definition of AERATOR

:  one that aerates; especially :  an apparatus for aerating something (as sewage)

First Known Use of AERATOR

1861

aer·a·tor

noun \ˈa(-ə)r-ˌāt-ər, ˈe(-ə)r-\   (Medical Dictionary)

Medical Definition of AERATOR

: one that aerates; especially : an apparatus for aerating something (as sewage)

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