zero on a test etc., no points earned / freezing point / zero (value of a function’s independent variables when the value of the function is zero)

to turn on, to switch on

urgent need

steep angle

sharp rise; sudden rise / (of aircraft) ascent at a steep angle

to rise sharply; to rise suddenly / (of aircraft) to ascend at a steep angle

(of aircraft) nosedive; descent at a steep angle; plunge

(of aircraft) to nosedive; to descend at a steep angle; to plunge

card game

side