operations\'

[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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Operations' 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.
an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.
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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