ultracentrifuge
1 of 2noun
ul·tra·cen·tri·fuge ˌəl-trə-ˈsen-trə-ˌfyüj 
: a high-speed centrifuge able to separate out colloidal and other small particles and used especially in determining the sizes of such particles or the molecular weights of large molecules
ultracentrifuge
2 of 2verb
ultracentrifuged; ultracentrifuging; ultracentrifuges
transitive verb
: to subject to an ultracentrifuge
ultracentrifugation
ˌəl-trə-ˌsen-trə-fyu̇-ˈgā-shən
noun 
Example Sentences
Recent Examples on the Web
Keith Zubrow, CBS News, 3 Sep. 2020
Noun
Each sample is run through an ultracentrifuge and then tested for viral RNA using a PCR test. Keith Zubrow, CBS News, 3 Sep. 2020 Word History
First Known Use
Noun
1924, in the meaning defined above
Verb
1934, in the meaning defined above
Medical Definition
ultracentrifuge 1 of 2
noun
ul·tra·cen·tri·fuge -ˈsen-trə-ˌfyüj
: a high-speed centrifuge able to sediment colloidal and other small particles and used especially in determining sizes of such particles and molecular weights of large molecules
ultracentrifuge
2 of 2transitive verb
ultracentrifuged; ultracentrifuging
: to subject to centrifugal action in an ultracentrifuge
ultracentrifuge blood plasma