[ruh-pid-i-tee] /rəˈpɪd ɪ ti/
a state or quality; quickness; celerity.
1650s, from French rapidité and directly from Latin rapiditatem (nominative rapiditas) “swiftness, rapidity, velocity,” from rapidus “hasty, swift, rapid” (see rapid).
[rap-id] /ˈræp ɪd/ adjective, sometimes, rapider, rapidest. 1. occurring within a short time; happening speedily: rapid growth. 2. moving or acting with great speed; swift: a rapid worker. 3. characterized by speed: rapid motion. noun 4. Usually, rapids. a part of a river where the current runs very swiftly. /ˈræpɪd/ adjective 1. (of an action […]
[rah-pee-doh; Spanish rah-pee-th aw; Italian rah-pee-daw] /ˈrɑ piˌdoʊ; Spanish ˈrɑ piˌðɔ; Italian ˈrɑ pi dɔ/ noun, plural rapidos [rah-pee-dohz; Spanish rah-pee-th aws] /ˈrɑ piˌdoʊz; Spanish ˈrɑ piˌðɔs/ (Show IPA). Italian, rapidi [rah-pee-dee] /ˈrɑ pi di/ (Show IPA) (esp. in Spain, Italy, and Latin America) 1. an express train.
- Rapid plasma reagin test
rapid plasma reagin test n. Any of a group of serologic tests for syphilis. Also called RPR test.
- Rapid prototyping
programming The creation of a working model of a software module to demonstrate the feasibility of the function. The prototype is later refined for inclusion in a final product. (1996-05-29)
adjective giving a quick response, esp. to an emergency; pertaining to a person or group that is set to respond quickly to an emergency Word Origin 1955