a part of a river where the current is very fast done or occurring in a brief period of time; "a rapid rise through the ranks" characterized by speed; moving with or capable of moving with high speed; "a rapid movment"; "a speedy car"; "a speedy errand boy
Advancing with haste or speed; speedy in progression; in quick sequence; as, rapid growth; rapid improvement; rapid recurrence; rapid succession
characterized by speed; moving with or capable of moving with high speed; "a rapid movment"; "a speedy car"; "a speedy errand boy"
A rapid change is one that happens very quickly. the country's rapid economic growth in the 1980's the rapid decline in the birth rate in Western Europe. + rapidly rap·id·ly countries with rapidly growing populations = fast + rapidity ra·pid·ity the rapidity with which the weather can change. = speed
characterized by speed; moving with or capable of moving with high speed; "a rapid movment"; "a speedy car"; "a speedy errand boy
A rapid movement is one that is very fast. He walked at a rapid pace along Charles Street. whether the Tunnel will provide more rapid car transport than ferries + rapidly rap·id·ly He was moving rapidly around the room = quickly + rapidity ra·pid·ity The water rushed through the holes with great rapidity. = speed. happening or done very quickly and in a very short time fast, quick quick (rapidus , from rapere; RAPE)
Very swift or quick; moving with celerity; fast; as, a rapid stream; a rapid flight; a rapid motion
The part of a river where the current moves with great swiftness, but without actual waterfall or cascade; usually in the plural; as, the Lachine rapids in the St