aerator

noun

aer·​a·​tor ˈer-ˌā-tər How to pronounce aerator (audio)
: one that aerates
especially : an apparatus for aerating something (such as sewage)

Examples of aerator in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The aerator fits in the bottle and adds just the right amount of oxygen to help the wine reach its optimum flavor. Bestreviews, Mercury News, 25 Aug. 2025 To help the soil that supports turfgrasses absorb water more easily, remove thatch and aerate lawns using a manual or powered aerator to create small holes. Mary Marlowe Leverette, Southern Living, 16 Aug. 2025 City commissioners shared some concerns about access to surrounding roads but ultimately voted 4-0 to approve the development with some minor changes, such as the addition of fountains or aerators to the ponds across the subdivision. James Wilkins, The Orlando Sentinel, 14 Aug. 2025 When flushing internal pipes, aerators should be removed first (if applicable), prior to flushing. Jake Allen, IndyStar, 13 Aug. 2025 See All Example Sentences for aerator

Word History

Etymology

aerate + -or entry 1

First Known Use

1844, in the meaning defined above

Time Traveler
The first known use of aerator was in 1844

Browse Nearby Words

Cite this Entry

“Aerator.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/aerator. Accessed 9 Sep. 2025.

Medical Definition

aerator

noun
: one that aerates
especially : an apparatus for aerating something (as sewage)
Last Updated: - Updated example sentences
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