adapter

noun

adapt·​er ə-ˈdap-tər How to pronounce adapter (audio)
a-
variants or less commonly adaptor
1
: one that adapts
2
a
: a device for connecting two parts (as of different diameters) of an apparatus
b
: an attachment for adapting apparatus for uses not originally intended

Examples of adapter in a Sentence

adapters for the food mixer include a meat grinder and an ice cream maker
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 North American Charging Standard (NACS/J3400) is rapidly emerging as the dominant connector, with Tesla opening its Supercharger network to other manufacturers through adapters. Atharva Gosavi, Interesting Engineering, 10 Oct. 2025 Ford provides a North American Charging Standard adapter so drivers can access the Tesla Supercharger network along with other direct current fast chargers. Charles Singh, USA Today, 9 Oct. 2025 The travel adapter even kept my phone, laptop, and hair tools powered up during my last trip to France. Rosie Marder, Travel + Leisure, 8 Oct. 2025 The air fryer system is completely portable and includes a PowerPod heating device, a 6-quart glass container, and a 4-cup glass container, container adapters, and storage lids to bake, air fry, and crisp chicken, french fries, salmon, and much more. Alicia Geigel, Southern Living, 6 Oct. 2025 See All Example Sentences for adapter

Word History

Etymology

adapt + -er entry 2

First Known Use

1753, in the meaning defined at sense 2

Time Traveler
The first known use of adapter was in 1753

Browse Nearby Words

Cite this Entry

“Adapter.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/adapter. Accessed 20 Oct. 2025.

Kids Definition

adapter

noun
adapt·​er
variants also adaptor
1
: someone or something that adapts
2
a
: a device for connecting two parts (as of different diameters) of a usually larger device
b
: an attachment for adapting a device for uses not originally intended

Medical Definition

adapter

noun
adapt·​er
variants also adaptor
1
: one that adapts
2
a
: a device for connecting two parts (as of different diameters) of an apparatus
b
: an attachment for adapting apparatus for uses not originally intended

More from Merriam-Webster on adapter

Last Updated: - Updated example sentences
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