Noun

(academies)

(classical studies, usually, capitalized) The garden where Plato taught. Brown, Lesley, ed. The Shorter Oxford English Dictionary. 5th. Oxford: Oxford University Press, 2003.

(classical studies, usually, capitalized) Plato's philosophical system based on skepticism; Plato's followers.

An institution for the study of higher learning; a college or a university; typically a private school.

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A school or place of training in which some special art is taught.

the military academy''' at West Point; a riding '''academy'''; the '''Academy of Music.

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A society of learned people united for the advancement of the arts and sciences, and literature, or some particular art or science.

the French Academy'''; the American '''Academy''' of Arts and Sciences; '''academies of literature and philology.

(obsolete) The knowledge disseminated in an Academy.

Academia.

A body of established opinion in a particular field, regarded as authoritative.

(UK, education) A school directly funded by central government, independent of local control.

Noun

(en noun)

A student; one who studies at school or college.

A specialist in a particular branch of knowledge.

A learned person; a bookman.

*{{quote-magazine, year=2013, month=September-October, author=(Henry Petroski)

, magazine=(American Scientist), title= The Evolution of Eyeglasses , passage=The ability of a segment of a glass sphere to magnify whatever is placed before it was known around the year 1000, when the spherical segment was called a reading stone,