Definitions from Wiktionary ( )

▸ adjective:  (attributive):
▸ adjective:  Greater in dignity, rank, importance, significance, or interest.
▸ adjective:  Greater in number, quantity, or extent.
▸ adjective:  Notable or conspicuous in effect or scope.
▸ adjective:  Prominent or significant in size, amount, or degree.
▸ adjective:  (medicine) Involving great risk, serious, life-threatening.
▸ adjective:  Of full legal age, having attained majority.
▸ adjective:  (education) Of or relating to a subject of academic study chosen as a field of specialization.
▸ adjective:  (music):
▸ adjective:  Having intervals of a semitone between the third and fourth, and seventh and eighth degrees. (of a scale)
▸ adjective:  Equivalent to that between the tonic and another note of a major scale, and greater by a semitone than the corresponding minor interval. (of an interval)
▸ adjective:  Having a major third above the root.
▸ adjective:  (postpositive) (of a key) Based on a major scale, tending to produce a bright or joyful effect.
▸ adjective:  (campanology) Bell changes rung on eight bells.
▸ adjective:  (UK, dated) Indicating the elder of two brothers, appended to a surname in public schools.
▸ adjective:  (logic)
▸ adjective:  Occurring as the predicate in the conclusion of a categorical syllogism. (of a term)
▸ adjective:  Containing the major term in a categorical syllogism. (of a premise)
▸ noun:  (military) A rank of officer in the army and the US air force, between captain and lieutenant colonel.
▸ noun:  An officer in charge of a section of band instruments, used with a modifier.
▸ noun:  A person of legal age.
▸ noun:  (campanology) A system of change-ringing using eight bells.
▸ noun:  A large, commercially successful company, especially a record label that is bigger than an indie.
▸ noun:  (education, Canada, US, Australia, New Zealand) The principal subject or course of a student working toward a degree at a college or university.
▸ noun:  A student at a college or university specializing on a given area of study.
▸ noun:  (Canadian football) A touchdown, or major score.
▸ noun:  (Australian rules football) A goal.
▸ noun:  (British slang, dated) An elder brother (especially at a public school).
▸ noun:  (entomology) A large leaf-cutter ant that acts as a soldier, defending the nest.
▸ verb:  (intransitive) Used in a phrasal verb: major in.
▸ noun:  A surname.
▸ noun:  An unincorporated community in Kentucky.
▸ noun:  A village in Saskatchewan, Canada.
▸ noun:  (military) Title for an army officer with the rank of major.
▸ noun:  (music): [(music) A musical key based upon a major scale.]
▸ noun:  Ellipsis of major key. [(music) A musical key based upon a major scale.]
▸ noun:  Ellipsis of major interval. [(music) an interval that is either a major second, major third, major sixth, or a major seventh]
▸ noun:  Ellipsis of major scale. [(music) One of the diatonic scales; a group of notes or musical pitches in a particular pattern, used to make melodies. The pattern for a major scale is: tone - tone - semitone - tone - tone - tone - semitone.]
▸ noun:  (logic): [(logic) In a syllogism, the term that is the predicate of the conclusion.]
▸ noun:  Ellipsis of major term. [(logic) In a syllogism, the term that is the predicate of the conclusion.]
▸ noun:  Ellipsis of major premise. [(logic) In a categorical syllogism, the premise whose terms are the syllogism's major term and middle term.]
▸ noun:  (bridge) Ellipsis of major suit. [(bridge) Either of the suits of spades (♠) and hearts (♥), which rank higher than the minor suits (diamonds and clubs).]
▸ noun:  (obsolete) Alternative form of mayor and mair.

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