airline

1 of 2

noun (1)

air·​line ˈer-ˌlīn How to pronounce airline (audio)
: an air transportation system including its equipment, routes, operating personnel, and management

air line

2 of 2

noun (2)

: a straight line through the air between two points

Examples of airline in a Sentence

Recent Examples on the Web
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Noun
First class Etihad Apartments; Singapore Suites; combing first class on Airbus A380s on all the major Gulf airlines in a single trip; combining six different airline first class products in a single round trip. Condé Nast, Condé Nast Traveler, 3 June 2026 Currently, only one airline in Taiwan operates a direct flight to Ishigaki — which takes just an hour — while others require transferring at Okinawa’s main air hub of Naha. Wayne Chang, CNN Money, 3 June 2026
Noun
State House Republicans did more than just verbally condemn Delta, and passed a bill that would revoke a jet fuel tax break that would likely cost the air line millions of dollars. Sanya Mansoor, Time, 2 Apr. 2021 In the searing heat, the air lines on the fire truck blew, locking the brakes and immobilizing the vehicle. Lauren Williams, USA TODAY, 11 Jan. 2020 See All Example Sentences for airline

Word History

First Known Use

Noun (1)

1844, in the meaning defined above

Noun (2)

1813, in the meaning defined above

Time Traveler
The first known use of airline was in 1813

Browse Nearby Words

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Cite this Entry

“Airline.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/airline. Accessed 3 Jun. 2026.

Kids Definition

airline

noun
air·​line -ˌlīn How to pronounce airline (audio)
: a system of transportation by airplanes including its routes, equipment, and workers

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