Antonyms for the phrase "being in session" include "recess", "adjournment", "termination", and "conclusion". When a legislative body or court is in recess, it is taking a break from its normal activities. Adjournment refers to the formal conclusion of a meeting or session, whereas termination implies a more permanent end to the proceedings. Conclusion suggests the finalization of a particular matter or issue. In contrast, being in session indicates that a legislative body or court is actively conducting its regular business. These antonyms are useful for conveying different stages of a meeting, legislative session, or court case.