rapidity

[Fr. rapid ité, from Lat. rapid i tatem, acc us. of rapid it as, from rapid us = rapid (q. v.); Ital. rapid ità.] 1. The quality or state of being rapid; swiftne of motion; celerity, velocity, speed; as, the rapidity of a current. 2. Quickne of advancement or progre ; as, rapidity of growth. 3. Quickne in performance; as, rapidity of speech. 4. The quality of being done or performed rapidly; as, the rapidity of a voyage. 3355 răp'-Id-lỹ, adv . [Eng. rapid ; -ly .] In a rapid manner; very quickly or speedily; with rapidity, celerity, or quick progre ion. "What sounds upon the midnight wind Approach so rapidly behind?" Scott: Rokeby, v. 32. răp-Id-ne , subst . [Eng. rapid ; -ne .] The quality or state of being rapid; rapidity, quickne , celerity, speed, swiftne .