sessional Definition

session
noun

1. A meeting of a court, council or parliament, or the period during which such meetings are regularly held.

Thesaurus: assembly, conference, meeting, hearing.
2. colloq
A period of time spent engaged in any particular activity.
Example: a session of tennis
Example: a drinking session
3. An academic term or year.
4. The period during which classes are taught.

Derivative: sessional
adj

Derivative: sessionally
adverb

Idiom: in session

Said of a court, committee, etc: conducting or engaged in a meeting.
Example: The court is now in session

Etymology: 14c: from Latin sessio a sitting, from sedere to sit.