operators

 [op-uh-rey-ter]  

op·er·a·tor

   [op-uh-rey-ter]
noun
1.
a person who operates a machine, apparatus, or the like: a telegraph operator.
2.
a person who operates a telephone switchboard, especially for a telephone company.
3.
a person who manages a working or industrial establishment, enterprise, or system: the operators of a mine.
4.
a person who trades in securities, especially speculatively or on a large scale.
5.
a person who performs a surgical operation; a surgeon.
EXPAND
6.
Mathematics.
a.
a symbol for expressing a mathematical operation.
b.
a function, especially one transforming a function, set, etc., into another: a differential operator.
7.
Informal.
a.
a person who accomplishes his or her purposes by devious means; faker; fraud.
b.
a person who is adroit at overcoming, avoiding, or evading difficulties, regulations, or restrictions.
c.
a person who is extremely successful with or smoothly persuasive to members of the opposite sex.
8.
Genetics. a segment of DNA that interacts with a regulatory molecule, preventing transcription of the adjacent region.
COLLAPSE
Origin:
1590–1600; < Late Latin, equivalent to operā(rī) to work, effect (see operate) + Latin -tor -tor

Related forms
pre·op·er·a·tor, noun
self-op·er·a·tor, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Operators 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 printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
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American Heritage
Science Dictionary
operator   (ŏp'ə-rā'tər)  Pronunciation Key 

  1. Mathematics A function, especially one from a set to itself, such as differentiation of a differentiable function or rotation of a vector. In quantum mechanics, measurable quantities of a physical system, such as position and momentum, are related to unique operators applied to the wave equation describing the system.

  2. A logical operator.

  3. Genetics A segment of chromosomal DNA that regulates the activity of the structural genes of an operon by interacting with a specific repressor.


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