centripetal

[sen-trip-i-tl]
adjective
1.
directed toward the center (opposed to centrifugal ).
2.
operating by centripetal force.
3.
Physiology, afferent.

Origin:
1700–10; < Neo-Latin centripet(us) center-seeking (centri- centri- + -petus, derivative of Latin petere to seek) + -al1

centripetalism, noun
centripetally, adverb
uncentripetal, adjective

centrifugal, centripetal.
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
centripetal (sɛnˈtrɪpɪtəl, ˈsɛntrɪˌpiːtəl)
 
adj
1.  Compare centrifugal acting, moving, or tending to move towards a centre
2.  of, concerned with, or operated by centripetal force
3.  botany (esp of certain inflorescences) developing from the outside towards the centre
4.  physiol another word for afferent
 
[C17: from New Latin centripetus seeking the centre; see centri-, -petal]
 
cen'tripetally
 
adv

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

centripetal
1709, from Mod.L., coined 1687 by Sir Isaac Newton from L. centri- alternative comb. form of centrum "center" (see center) + petere "to fall, rush out" (see petition).
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

centripetal cen·trip·e·tal (sěn-trĭp'ĭ-tl)
adj.

  1. Moving or directed toward a center or axis.

  2. Transmitting nerve impulses toward the central nervous system; afferent.

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
centripetal   (sěn-trĭp'ĭ-tl)  Pronunciation Key 
  1. Moving or directed toward a center or axis, particularly one around which an object is spinning.

  2. Transmitting nerve impulses toward the brain or spinal cord; afferent.

  3. Developing or progressing inward toward a center or axis, as in the growth of plant structures. For example, in the disk of the inflorescence of a sunflower, the florets near the edge open first, and the ones in the center last. Compare centrifugal.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Example sentences
Centripetal energies often exploded once the dictator died or was toppled.
The centripetal acceleration depends both on how fast the object is moving and how large the radius of the circle it is moving in.
Ultimately, the designers incorporated a centripetal braking system, which produces more friction at higher weights.
Centripetal moults of tail feathers are however seen in the phasianidae.
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