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EXCURSION

 - 4 dictionary results

ex⋅cur⋅sion

[ik-skur-zhuhn, -shuhn]
–noun
1. a short trip or outing to some place, usually for a special purpose and with the intention of a prompt return: a pleasure excursion; a scientific excursion.
2. a trip on a train, ship, etc., at a reduced rate: weekend excursions to mountain resorts.
3. the group of persons making such a journey: an excursion of tourists.
4. a deviation or digression: excursions into futile philosophizing.
5. Physics. the displacement of a body or a point from a mean position or neutral value, as in an oscillation.
6. an accidental increase in the power level of a reactor, usually forcing its emergency shutdown.
7. Machinery.
a. the range of stroke of any moving part.
b. the stroke itself.
8. Obsolete. a sally or raid.
–verb (used without object)
9. to go on or take an excursion.
–adjective
10. of, pertaining to, or intended for use on excursions: an excursion fare; an excursion bus.

Origin:
1565–75; < L excursiōn- (s. of excursiō). See excursus, -ion


ex⋅cur⋅sion⋅al, ex⋅cur⋅sion⋅ar⋅y, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To EXCURSION
ex·cur·sion   (ĭk-skûr'zhən)   
n.  
  1. A usually short journey made for pleasure; an outing.

  2. A roundtrip on a passenger vehicle at a special low fare.

  3. A group taking a short pleasure trip together.

  4. A diversion or deviation from a main topic; a digression.

  5. Physics

    1. A movement from and back to a mean position or axis in an oscillating or alternating motion.

    2. The distance traversed in such a movement.


[Latin excursiō, excursiōn-, from excursus, past participle of excurrere, to run out : ex-, ex- + currere, to run; see kers- in Indo-European roots.]
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Word Origin & History

excursion 
1574, "a deviation in argument," from L. excursionem (nom. excursio) "a running forth, excursion," from excursum, pp. of excurrere "run out," from ex- "out" + currere "to run" (see current). Sense of "journey" first recorded in Eng. 1665.
Online Etymology Dictionary, © 2001 Douglas Harper
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Medical Dictionary

Main Entry: ex·cur·sion
Pronunciation: ik-'sk&r-zh&n
Function: noun
1 a : a movement outward and back or from a mean positionor axis excursion of the femur in the bipedal gait of humans and the chimpanzee> b : the distance traversed
2 : one completemovement of expansion and contraction of the lungs and their membranes (as in breathing)
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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