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Definitions

mainline

[meyn-lahyn, -lahyn] / ˈmeɪnˌlaɪn, -ˈlaɪn /


VERB
inject
Synonyms
Antonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The train operator LNER, which runs the east coast mainline, has extended its advice to passengers not to travel between Edinburgh and Aberdeen as they "cannot guarantee" trains will operate until Friday at the earliest.

From BBC • Jan. 6, 2026

In July, Alaska canceled dozens of flights, or about 10% of its mainline schedule, after a critical piece of hardware at a data center failed, bringing down airline systems.

From The Wall Street Journal • Oct. 24, 2025

On being told of Tilly’s existence by an interviewer for Variety, “Please stop,” she insisted, while demanding that mainline studios and talent agencies refrain from trafficking with AI actresses.

From The Wall Street Journal • Oct. 10, 2025

He used to present as a staid mainline Episcopalian, but now he denounces that church and speaks of being “mauled by demons.”

From Salon • May 19, 2025

But over the last forty years, evangelicals have pulled steadily closer in income and education to mainline Protestants in the historically affluent establishment denominations.

From "Class Matters" by The New York Times