ultracentrifuge

[ uhl-truh-sen-truh-fyooj ]
/ ˌʌl trəˈsɛn trəˌfyudʒ /
Physical Chemistry

noun

a high-speed centrifuge for subjecting sols or solutions to forces many times that of gravity and producing concentration differences depending on the weight of the micelle or molecule.

verb (used with object), ul·tra·cen·tri·fuged, ul·tra·cen·tri·fug·ing.

to subject to the action of an ultracentrifuge.

QUIZZES

HEED THE VOX POPULI, AND TAKE THIS WORD OF THE DAY QUIZ!

Test your memory on these verbal firecrackers from the week of June 29 to July 5!
Question 1 of 7
anchorite
a granular metamorphic rock.
a person who has retired to a solitary place for a life of religious seclusion.
a hobble or fetter for a horse or other animal.
TAKE THE QUIZ TO FIND OUT

Origin of ultracentrifuge

First recorded in 1925–30; ultra- + centrifuge

OTHER WORDS FROM ultracentrifuge

ul·tra·cen·trif·u·gal [uhl-truh-sen-trif-yuh-guh l, -uh-guh l] /ˌʌl trə sɛnˈtrɪf yə gəl, -ə gəl/, adjectiveul·tra·cen·trif·u·gal·ly, adverb

Words nearby ultracentrifuge

ultra filtration, ultra vires, ultra-, ultra-distance, ultrabasic, ultracentrifuge, ultraclean, ultraconservative, ultracrepidarian, ultracritical, ultradian
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for ultracentrifuge

ultracentrifuge
/ (ˌʌltrəˈsɛntrɪˌfjuːdʒ) chem /

noun

a high-speed centrifuge used to separate colloidal solutions

verb

(tr) to subject to the action of an ultracentrifuge

Derived forms of ultracentrifuge

ultracentrifugal (ˌʌltrəsɛnˈtrɪfjʊɡəl, -ˌsɛntrɪˈfjuːɡəl), adjectiveultracentrifugally, adverbultracentrifugation (ˌʌltrəˌsɛntrɪfjʊˈɡeɪʃən), noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for ultracentrifuge

ultracentrifuge
[ ŭl′trə-sĕn′trə-fyōōj′ ]

n.

A centrifuge that uses high-velocity rotations to achieve the separation of colloidal or submicroscopic particles.

Other words from ultracentrifuge

ul′tra•cen•trif′u•gal (-trĭf′yə-gəl, -trĭf′ə-gəl) adj.ul′tra•cen′tri•fu•ga′tion (-fyu-gā′shən) n.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for ultracentrifuge

ultracentrifuge
[ ŭl′trə-sĕn′trə-fyōōj′ ]

A high-velocity centrifuge used in the separation of colloidal or submicroscopic particles.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.