What does admissible mean?
The definition of admissible
Ad*mis”si*ble, a.
Etym: [F. admissible, LL. admissibilis. See Admit.]

Entitled to be admitted, or worthy of being admitted; that may be allowed or conceded; allowable; as, the supposition is hardly admissible.

— Ad*mis”si*ble*ness, n.
— Ad*mis”si*bly, adv.