[sen-trif-yuh-guhl, -uh-guhl]
moving or directed outward from the center (opposed to centripetal ).
pertaining to or operated by centrifugal force: a centrifugal pump.
Physiology, efferent.
a machine for separating different materials by centrifugal force; centrifuge.
a rotating, perforated drum holding the materials to be separated in such a machine.

1715–25; < Neo-Latin centrifug(us) center-fleeing (centri- centri- + Latin -fugus, derivative of fugere to flee) + -al1

centrifugally, adverb

centrifugal, centripetal.
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
centrifugal (sɛnˈtrɪfjʊɡəl, ˈsɛntrɪˌfjuːɡəl)
1.  Compare centripetal acting, moving, or tending to move away from a centre
2.  of, concerned with, or operated by centrifugal force: centrifugal pump
3.  botany (esp of certain inflorescences) developing outwards from a centre
4.  physiol another word for efferent
5.  any device that uses centrifugal force for its action
6.  the rotating perforated drum in a centrifuge
[C18: from New Latin centrifugus, from centri- + Latin fugere to flee]

Collins English Dictionary - Complete & Unabridged 10th Edition
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Word Origin & History

c.1721, from Mod.L., coined 1687 by Sir Isaac Newton from L. centri- alternative comb. form of centrum "center" (see center) + fugere "to flee" (see fugitive).
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

centrifugal cen·trif·u·gal (sěn-trĭf'yə-gəl, -trĭf'ə-)

  1. Moving or directed away from a center or axis.

  2. Transmitting nerve impulses away from the central nervous system; efferent.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
centrifugal   (sěn-trĭf'yə-gəl, -trĭf'ə-)  Pronunciation Key 
  1. Moving or directed away from a center or axis, usually as a result of being spun around the center or axis.

  2. Operated in the manner of a centrifuge.

  3. Transmitting nerve impulses away from the brain or spinal cord; efferent.

  4. Developing or progressing outward from a center or axis, as in the growth of plant structures. For example, in a centrifugal inflorescence such as a cyme, the flowers in the center or tip open first while those on the edge open last. Compare centripetal.

The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Example sentences
Its primary products include centrifugal pumps and reciprocating pumps.
Her whole fictional project is a dream song of second-guessing in centrifugal
Of the two, centrifugal is the more needed but also more likely to be used
These bindings produce locally bound structures that can easily resist local
  centrifugal effects.
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