n. The condition of being permissible; legitimacy; allowability.
n. A permissible act
the GNU version of the Collaborative International Dictionary of English
n. The quality of being permissible; permissibleness; allowableness.
The Century Dictionary and Cyclopedia
n. The quality of being permissible.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. admissibility as a consequence of being permitted
Word Usage
"Thus, one who claims that moral nihilism implies that everything is permissible must intend to denote some kind of permissibility other than moral-let's just call it X-permissibility."