s. 1. firm; steadfast, steady, staunch, stanch; ~ özül firm foundation; ~ baxış steadfast gaze; ~ sürət steady speed; ~ dost staunch friend; 2. (yemək) copious, substantial; nourishing; ~ qida substantial / nourishing food; 3. kim., fiz. stable, persistent; ~ qaz stable gas; ~ maddə kim. persistent agent