aerator

noun

aer·​a·​tor ˈer-ˌā-tər 

: one that aerates

especially : an apparatus for aerating something (such as sewage)

Examples of aerator in a Sentence

Recent Examples on the Web

Use a core aerator before spreading seeds to boost soil contact. —Megan Hughes, Better Homes & Gardens, 15 Sep. 2025

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

Word History

Etymology

aerate + -or entry 1

First Known Use

1844, in the meaning defined above

Rhymes for aerator

• narrator

Medical Definition

aerator

noun

aer·​a·​tor ˈa(-ə)r-ˌāt-ər, ˈe(-ə)r- 

: one that aerates

especially : an apparatus for aerating something (as sewage)