operation\'s

[op-uh-rey-shuhn]

op·er·a·tion

[op-uh-rey-shuhn]
noun
1.
an act or instance, process, or manner of functioning or operating.
2.
the state of being operative (usually preceded by in or into): a rule no longer in operation.
3.
the power to act; efficacy, influence, or force.
4.
the exertion of force, power, or influence; agency: the operation of alcohol on the mind.
5.
a process of a practical or mechanical nature in some form of work or production: a delicate operation in watchmaking.
EXPAND
6.
a course or procedure of productive or industrial activity: building operations.
7.
a particular process or course: mental operations.
8.
a business transaction, especially one of a speculative nature; deal: a shady operation.
9.
a business, especially one run on a large scale: a multinational operation.
10.
Surgery. a procedure aimed at restoring or improving the health of a patient, as by correcting a malformation, removing diseased parts, implanting new parts, etc.
11.
Mathematics.
a.
a mathematical process, as addition, multiplication, or differentiation.
b.
the action of applying a mathematical process to a quantity or quantities.
12.
Military.
a.
a campaign, mission, maneuver, or action.
b.
Usually, operations. the conduct of a campaign, mission, etc.
c.
operations, a headquarters, office, or place from which a military campaign, air traffic to and from an airfield, or any of various other activities, is planned, conducted, and controlled.
d.
operations, the people who work at such a headquarters.
COLLAPSE

Origin:
1350–1400; Middle English operacioun < Latin operātiōn- (stem of operātiō), equivalent to operāt(us) (see operate) + -iōn- -ion

mis·op·er·a·tion, noun
pre·op·er·a·tion, noun
re·op·er·a·tion, noun
sub·op·er·a·tion, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Operation's is always a great word to know.
So is bezoar. Does it mean:
a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.
a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.
American Heritage
Science Dictionary
operation   (ŏp'ə-rā'shən)  Pronunciation Key 
  1. Medicine A surgical procedure for remedying an injury, ailment, defect, or dysfunction.

  2. Mathematics A process or action, such as addition, substitution, transposition, or differentiation, performed in a specified sequence and in accordance with specific rules.

  3. A logical operation.

  4. Computer Science An action resulting from a single instruction.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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