| 单词 |
centrifugate |
| 释义 |
▪ I. cenˈtrifugate, v. rare.
[f. as centrifugal + -ate3: cf. L. vbs. in -ficāre from -ficus. Cf. mod.F. centrifuger in same sense.]
1. intr. To move away from the centre; to disperse.
1876Mrs. Whitney Sights & Ins. vii. 88 To meet again at the great focus, before we centrifugated off again upon our diverse tracks.
2. trans. To expel from the centre, spec. by centrifugal force; to centrifugalize.
1860A. J. Davis Great Harmonia V. 196 She centrifugated it in a thousand different forms of expression. a1909Buck's Handbk. Med. Sci. I. 564 (Cent. D. Suppl.), The fluid should be centrifugated, the sediment spread on cover slips.
▪ II. centrifugate, n.|sɛnˈtrɪfjʊgət|
[f. centrifugal a. + -ate2 3.]
Material separated by centrifugation.
1927Jrnl. Agric. Res. XXXV. 825 When centrifugates were used the agreement was better. 1946Nature 7 Sept. 344/1 The emulsions obtained from these pieces of brain or nerve tissue were centrifuged; the centrifugate was placed in a water bath. 1961Lancet 2 Sept. 514/1 On direct microscopy of the centrifugate of this fluid..we observed gram-positive and gram-negative rods. |
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单词 centrifugation 释义 centrifugation|sntrfjgen|[f. centrifuge v. + -ation.]The action o......