The Collaborative International Dictionary of English v.0.48:

Session \Ses"sion\, n. [L. sessio, fr. sedere, sessum, to sit:
   cf. F. session. See Sit.]
   1. The act of sitting, or the state of being seated.
      [Archaic]
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            So much his ascension into heaven and his session at
            the right hand of God do import.      --Hooker.
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            But Viven, gathering somewhat of his mood, . . .
            Leaped from her session on his lap, and stood.
                                                  --Tennyson.
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   2. The actual sitting of a court, council, legislature, etc.,
      or the actual assembly of the members of such a body, for
      the transaction of business.
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            It's fit this royal session do proceed. --Shak.
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   3. Hence, also, the time, period, or term during which a
      court, council, legislature, etc., meets daily for
      business; or, the space of time between the first meeting
      and the prorogation or adjournment; thus, a session of
      Parliaments is opened with a speech from the throne, and
      closed by prorogation. The session of a judicial court is
      called a term.
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            It was resolved that the convocation should meet at
            the beginning of the next session of Parliament.
                                                  --Macaulay.
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   Note: Sessions, in some of the States, is particularly used
         as a title for a court of justices, held for granting
         licenses to innkeepers, etc., and for laying out
         highways, and the like; it is also the title of several
         courts of criminal jurisdiction in England and the
         United States.
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   Church session, the lowest court in the Presbyterian
      Church, composed of the pastor and a body of elders
      elected by the members of a particular church, and having
      the care of matters pertaining to the religious interests
      of that church, as the admission and dismission of
      members, discipline, etc.

   Court of Session, the supreme civil court of Scotland.

   Quarter sessions. (Eng.Law) See under Quarter.

   Sessions of the peace, sittings held by justices of the
      peace. [Eng.]
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