Definition: Very swift or quick; moving with celerity; fast; as, a rapid
stream; a rapid flight; a rapid motion.
Definition: Advancing with haste or speed; speedy in progression; in
quick sequence; as, rapid growth; rapid improvement; rapid recurrence;
rapid succession.
Definition: Quick in execution; as, a rapid penman.
Definition: 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. Lawrence.
