The Collaborative International Dictionary of English v.0.48:

Admit \Ad*mit"\, v. t. [imp. & p. p. Admitted; p. pr. & vb. n.
   Admitting.] [OE. amitten, L. admittere, admissum; ad +
   mittere to send: cf. F. admettre, OF. admettre, OF. ametre.
   See Missile.]
   1. To suffer to enter; to grant entrance, whether into a
      place, or into the mind, or consideration; to receive; to
      take; as, they were into his house; to admit a serious
      thought into the mind; to admit evidence in the trial of a
      cause.
      [1913 Webster]

   2. To give a right of entrance; as, a ticket admits one into
      a playhouse.
      [1913 Webster]

   3. To allow (one) to enter on an office or to enjoy a
      privilege; to recognize as qualified for a franchise; as,
      to admit an attorney to practice law; the prisoner was
      admitted to bail.
      [1913 Webster]

   4. To concede as true; to acknowledge or assent to, as an
      allegation which it is impossible to deny; to own or
      confess; as, the argument or fact is admitted; he admitted
      his guilt.
      [1913 Webster]

   5. To be capable of; to permit; as, the words do not admit
      such a construction. In this sense, of may be used after
      the verb, or may be omitted.
      [1913 Webster]

            Both Houses declared that they could admit of no
            treaty with the king.                 --Hume.
      [1913 Webster]