| 释义 |
celerity|sɪˈlɛrɪtɪ|
Also 5–6 cel-, selerite, 6 celeryte, cel-, seleritie.
[ME. celerite, a. F. célérité, ad. L. celeritāt-em, f. celer swift.]
1. Swiftness, speed. Now chiefly (as distinguished from velocity) with reference to the movements or actions of living beings.
1483Rich. III in Ellis Orig. Lett. ii. 39 I. 123 The same with all celerite entendeth for to ordeigne and provide..for his sayd cousyn. 1531Elyot Gov. i. xxii, The mean..between sloth and celerity, commonly called speediness. 1591Horsey Trav. (1857) 229, I speed my bussynes with as much seleritie as I can. 1607Topsell Four-f. Beasts 82 The cats followed with the same celerity and agility. 1691Ray Creation i. (1704) 72 Whirl'd round about the Earth daily with incredible celerity. 1751Johnson Rambl. No. 177 ⁋3 My quickness of apprehension, and celerity of reply. 1834M. Somerville Connex. Phys. Sc. xxviii. (1849) 323 A wheel revolving with celerity sufficient to render its spokes invisible. Mod. The celerity of the squirrel's movements.
†2. A particular rate of speed. (In physical science the word now used is velocity.) Obs.
1734Berkeley Analyst §4 The fluxions are celerities, not proportional to the finite increments. 1794Sullivan View Nat. II. 383 To that center..there is supposed a descent, in various celerities. |