(capitalized) The garden where Plato taught. [First attested around 1350 to 1470.]
(capitalized) Plato's philosophical system based on skepticism; Plato's followers. [First attested in the mid 16th century.]
An institution for the study of higher learning; a college or a university; typically a private school. [First attested in the mid 16th century.]
A school or place of training in which some special art is taught. [First attested in the late 16th century.]
A society of learned people united for the advancement of the arts and sciences, and literature, or some particular art or science. [First attested in the early 17th century.]
(obsolete) The knowledge disseminated in an Academy. [Attested from the early 17th century until the mid 18th century.]
(with the, without reference to any specific academy)Academia.