Meaning of “major” in the English Dictionary

"major" in English

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majoradjective

uk /ˈmeɪ.dʒər/ us /ˈmeɪ.dʒɚ/

major adjective (IMPORTANT)

B2 [ before noun ] more important, bigger, or more serious than others of the same type:

All of her major plays have been translated into English.
Sugar is a major cause of tooth decay.
There are two problems with this situation, one major, one minor.
Citrus fruits are a major source of vitamin C.
There has been a major change in attitudes recently.
The United States is a major influence in the United Nations.

More examples

majornoun [ C ]

uk /ˈmeɪ.dʒər/ us /ˈmeɪ.dʒɚ/

major noun [ C ] (OFFICER)

also Major an officer of middle rank in the British, US, and many other armed forces:

Her father was a major in the Scots Guards.
Major Winters/Richard Winters
[ as form of address ] Thank you, Major.

major noun [ C ] (COMPETITION)

an important sports competition, especially in tennis or golf:

The Australian Open is the first major of the year.
Serena Williams has won more majors than any other tennis player.

majorverb

uk /ˈmeɪ.dʒər/ us /ˈmeɪ.dʒɚ/

(Definition of “major” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"major" in American English

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majoradjective

us /ˈmeɪ·dʒər/

major adjective (IMPORTANT)

[ not gradable ] more important, bigger, or more serious than others of the same type:

Fresh fruits are a major source of vitamin C.
We awaited major new developments in the peace talks.

major adjective (MUSIC)

music based on a scale (= series of musical notes) in which there is a whole step (= sound difference) between each note except between the third and fourth notes and the seventh and eighth notes:

a major scale
a major chord

majornoun [ C ]

us /ˈmeɪ·dʒər/

major noun [ C ] (OFFICER)

a military officer of middle rank, above a captain

major noun [ C ] (SPECIAL SUBJECT)

the most important subject that a college or university student is studying, or the student studying that subject:

an English major

(Definition of “major” from the Cambridge Academic Content Dictionary © Cambridge University Press)

"major" in Business English

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majoradjective

uk /ˈmeɪdʒər/ us

very large, important, or powerful, especially when compared with others of the same type:

a rail link connecting major European cities
Exports play a major role in key sub-sectors.
Our prices are lower on 2,000 items than those of all our major competitors.

a major change, difference, etc. affects a lot of people or organizations, sometimes in a way that causes difficulties for them:

Lack of skilled workers has become a major problem in recent years.
Governments now face major challenges in addressing problems in the global economy.
a major barrier/obstacle/boost

majornoun [ C, usually plural ]

uk /ˈmeɪdʒər/ us

COMMERCE one of the most important companies in a particular industry:

The majors are projected to collect up to $1 trillion in profits over the next 10 years.
Among the majors, this airline ranks first for on-time arrivals .

(Definition of “major” from the Cambridge Business English Dictionary © Cambridge University Press)

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major

Securing this is a major priority.
Either opt-outs continue, and are properly regulated, because we now know from the case-law to date that on-call time is a major issue.
The amendments came in late through the back door and without there having been any great debate among the citizens over these major changes.
Negative stereotyping needs to be mentioned, and gender inequality is a major element in bad advertising, but it is not the only one.
In fact, the common position which was issued at the end of last year was already a major improvement on the original proposal.
I am glad that this subject has been raised, for it is an issue of major importance, the furthest-reaching implications of which have not yet been fully examined.
Public interest considerations suggest there will be a need for access to this content through all major delivery platforms, whatever access regime is finally decided upon.
The major issues are about the ways in which broadband services can be made available to everyone and about the auctions we have touched upon.
I, however, attach less importance to this, given the limited financial resources for foreign policy and the major challenges in other parts of the world.
What we need is a major rethink about management of operations and that involves all the institutions exploring alternative ways and embracing new information technologies wholeheartedly.