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Definition of aerator

aerator

/ˈɛəreɪtər/
aer · a · tor
Plural:aerators
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aerator Lexical Profile

aerator Game Scores & Validity

• noun

1

A device used to introduce air into a liquid, such as a mesh screen attached to the end of a water faucet to produce a smooth, splash-free stream, a pump that oxygenates an aquarium, or a spout that exposes wine to air as it is poured.

Example

"The plumber unscrewed the clogged aerator from the kitchen faucet to restore the water pressure."

2

A gardening implement or machine equipped with spikes or hollow tines that perforates turf and soil to allow air, water, and nutrients to penetrate down to the grassroots.

Example

"In early autumn, the groundskeeper ran a mechanical aerator across the compacted lawn to promote healthier root growth."

• Rhymes for aerator

• Nearby Words

aerate
aerated
aeration
aerator
aerial
aerialist
aerially

Word Origin & Etymology

Formed in the mid-19th century from the verb 'aerate' plus the agent suffix '-or', ultimately rooted in the Latin 'aer' and Ancient Greek 'aēr', meaning 'air'.

Cite this Entry

Wordmom. (2026). Definition of Aerator. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/aerator
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