This adjective describes what is unceasing or continuous—without interruption or pause. In Romans 9:2, Paul describes his 'unceasing sorrow' over Israel's rejection of Messiah—grief that never lets up, continuous anguish. In 2 Timothy 1:3, he speaks of 'unceasing remembrance' of Timothy in prayers—constant mention, prayer without interruption. The word emphasizes continuity and persistence, activity or state that does not cease or slacken. It's the quality of what remains constant, unbroken in its occurrence or intensity.