To ascend or mount laboriously, esp. by use of the hands and feet.

To ascend as if with effort; to rise to a higher point.

To ascend or creep upward by twining about a support, or by attaching itself by tendrils, rootlets, etc., to a support or upright surface.

To ascend, as by means of the hands and feet, or laboriously or slowly; to mount.

The portion of flight operation between takeoff and the initial cruising altitude. also called: climb-out Fr: montée

an event that involves rising to a higher point (as in altitude or temperature or intensity etc.)

The climb is the part of a flight of an aircraft, after take off, consisting of getting the aircraft to the desired flight level altitude. More generally, the term 'climb' means increasing the altitude.