D defs.my
Entry 3 senses Webster, 1913

Session

/sĕsh'-ən/ · Ses·sion · IPA /ˈsɛ.ʃən/
01 n. The act of sitting, or the state of being seated.
  1. 1.
    The act of sitting, or the state of being seated.[Archaic]
    “So much his ascension into heaven and his session at the right hand of God do import.” Hooker.
    “But Viven, gathering somewhat of his mood, . . . Leaped from her session on his lap, and stood.” Tennyson.
  2. 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.
    “It's fit this royal session do proceed.” Shak.
  3. 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.
    “It was resolved that the convocation should meet at the beginning of the next session of Parliament.” Macaulay.
Phrases & compounds
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 — See under Quarter.
Sessions of the peace — sittings held by justices of the peace.