| 单词 |
burette |
| 释义 |
burette|bjʊˈrɛt|
Also in 5 buret, buyret.
[a. F. burette small vase, dim. of buire vase for liquors. (In sense 2 of recent adoption.)]
†1. ‘A small cruet, violl, or bottle for oyle, or vinegar’ (Cotgr.).
1483Caxton Gold. Leg. 198/1 Beryng a buyret of oyle.
2. A graduated glass tube for measuring small quantities of liquid.
1836Penny Cycl. VI. 25 Burette, an instrument in chemistry, invented by M. Gay-Lussac. Ibid. The burette..is a very useful instrument..where the value..of acids, alkalies..etc. has to be quickly and correctly ascertained. 1882Vines Sachs' Bot. 686 A glass tube bent downwards, which..terminates in a burette. 1945E. A. Brecht in R. A. Lyman Amer. Pharmacy i. i. 20/2 Burets are used for the very accurate measurement of volumes, as in volumetric analysis. 1964R. J. Henry Clinical Chem. vi. 115 Micro burets fall into two general classes. The first is the Rehberg Buret.
3. A cruet used for the wine or the water at the Eucharist.
1856J. C. Robinson Invent. Objects Mus. Ornamental Art 57 Plated Flagon or Burette. Ibid. App. 11 Pair of Sacramental Cruets, or ‘Burettes’. 1871O. Shipley Gloss. Eccl. Terms 79/1. |
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