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Webster 1913 Edition

Noun.

A member of an academy, university, or college.

Noun.

A member of an academy; a student in a university or college.

academian ‎(plural academians)

(historical, obsolete) A follower of Plato. [Attested from the mid 16th century until the late 17th century.]^[1]
(obsolete) A member of an academy, university, or college. [Attested from the mid 16th century until the late 17th century.]^[1]

member of an academy

1 2 Brown, Lesley, ed. The Shorter Oxford English Dictionary. 5th. Oxford: Oxford University Press, 2003.