major

nouns

a commissioned military officer in the United States Army or Air Force or Marines; below lieutenant colonel and above captain
domain category
the military forces of a nation
"their military is the largest in the region"; "the military machine is the same one we faced in 1991 but now it is weaker"
is a type of (narrower)
a commissioned officer in the Army or Air Force or Marine Corps
a university student who is studying a particular field as the principal subject
"she is a linguistics major"
is a type of (narrower)
a learner who is enrolled in an educational institution
the principal field of study of a student at a university
"her major is linguistics"
is a type of (narrower)
a branch of knowledge
"in what discipline is his doctorate?"; "teachers should be well trained in their subject"; "anthropology is the study of human beings"

verbs

have as one's principal field of study
"She is majoring in linguistics"
is a type of (narrower)
be a student; follow a course of study; be enrolled at an institute of learning

adjectives

of greater importance or stature or rank
"a major artist"; "a major role"; "major highways"
antonym
is similar to
indicating the most important performer or role
"the leading man"; "prima ballerina"; "prima donna"; "a star figure skater"; "the starring role"; "a stellar role"; "a stellar performance"
greater in scope or effect
"a major contribution"; "a major improvement"; "a major break with tradition"; "a major misunderstanding"
antonym
greater in number or size or amount
"a major portion (a majority) of the population"; "Ursa Major"; "a major portion of the winnings"
is derived from
is derived from
antonym
is similar to
more than half
"argued for the better part of an hour"
is an attribute of
the property resulting from being or relating to the greater in number of two parts; the main part
"the majority of his customers prefer it"; "the bulk of the work is finished"
of the field of academic study in which one concentrates or specializes
"his major field was mathematics"
antonym
of a scale or mode
"major scales"; "the key of D major"
antonym
domain category
an artistic form of auditory communication incorporating instrumental or vocal tones in a structured and continuous manner
of greater seriousness or danger
"a major earthquake"; "a major hurricane"; "a major illness"
antonym
of full legal age
is derived from
antonym
domain category
the collection of rules imposed by authority
"civilization presupposes respect for the law"; "the great problem for jurisprudence to allow freedom while enforcing order"
of the elder of two boys with the same family name
"Jones major"
is similar to
older; higher in rank; longer in length of tenure or service
"senior officer"
domain region
a monarchy in northwestern Europe occupying most of the British Isles; divided into England and Scotland and Wales and Northern Ireland; `Great Britain' is often used loosely to refer to the United Kingdom