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Showing results for mainline. Search instead for Mainlines.
Definitions

mainline

[meyn-lahyn, -lahyn] / ˈmeɪnˌlaɪn, -ˈlaɪn /
ADJECTIVE
principal
Synonyms
STRONGEST
dominant key leading main major outstanding paramount predominant preeminent primary prime prominent
STRONG
arch capital cardinal champion chief essential first head maximum premier sovereign star superior
WEAK
controlling crowning foremost greatest highest incomparable matchless peerless prevailing second to none stellar strongest supereminent supreme transcendent unapproachable unequaled unparalleled unrivaled
Antonyms
STRONGEST
inconspicuous inessential inferior insignificant last lesser minor nonessential ordinary secondary subordinate trivial unimportant unknown
STRONG
auxiliary least lower poor
WEAK
extra
VERB
inject
Synonyms
STRONGEST
vaccinate
STRONG
inoculate jab shoot
WEAK
give a shot
Antonyms
WEAK
take out

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.

Last year, he moved to North Carolina for a job with Christian Brothers Automotive, making $23 an hour and working more than 50 hours a week as a mainline technician, primarily servicing BMWs.

From The Wall Street Journal • Apr. 22, 2026

The service is installed on more than 300 of those planes but just 18 of its mainline jets.

From The Wall Street Journal • Apr. 1, 2026

In the 2025 spending review, the Department of Transport secured £41m to introduce low earth orbit satellite connectivity on all mainline trains by 2030.

From BBC • Nov. 16, 2025

Alexander told BBC Breakfast that BTP officers would increase visible patrols at mainline stations over the coming days "because I do understand that people will want to feel reassured following what happened".

From BBC • Nov. 3, 2025

Like many other evangelicals, some members attend churches that adhere to evangelical doctrine but that remain affiliated with mainline denominations.

From "Class Matters" by The New York Times