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1. A place or location.
a. The right or appropriate place: The bands are in position for the parade's start.
b. A strategic area occupied by members of a force: The troops took up positions along the river.
a. The way in which something is placed: the position of the clock's hands.
b. The arrangement of body parts; posture: a standing position.
c. In ballet, any of the five arrangements of the arms and feet in which the legs are turned out from the pelvis.
4. An advantageous place or location: jockeys maneuvering for position.
5. A situation as it relates to the surrounding circumstances: in a position to bargain.
6. A point of view or attitude on a certain question: the mayor's position on taxes.
7. Social standing or status; rank.
8. A post of employment; a job.
a. Sports The area for which a particular player is responsible.
b. The arrangement of the pieces or cards at any particular time in a game such as chess, checkers, or bridge.
a. The act or process of positing.
b. A principle or proposition posited.
a. A commitment to buy or sell a given amount of securities or commodities.
b. The amount of securities or commodities held by a person, firm, or institution.
c. The ownership status of a person's or institution's investments.
tr.v. po·si·tioned, po·si·tion·ing, po·si·tions
1. To put in place or position.
2. To determine the position of; locate.

[Middle English posicioun, from Old French posicion, from Latin positiō, positiōn-, from positus, past participle of pōnere, to place; see apo- in Indo-European roots.]

po·si′tion·al adj.
po·si′tion·al·ly adv.
po·si′tion·er n.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.positioner - (computer science) the actuator that moves a read/write head to the proper data track
actuator - a mechanism that puts something into automatic action
computer science, computing - the branch of engineering science that studies (with the aid of computers) computable processes and structures
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References in periodicals archive ?
1) or surgical instruments Porta positioners (10 Unit)
The European Fluoroscopy Market is segmented on the basis of Type of Equipment (Units with Under Table X-Ray Tube, Units with Over Table X-Ray Tube, Fixed C-Arm Positioners and Mobile C-Arm Positioners) and Geography (UK, Germany, France, Spain, Italy, Scandinavia and Others).
These hydraulic and pneumatic Work Positioners keep workpieces close at hand, eliminating unnecessary reaching and other operator movements and thus enhancing ergonomics.
cm) is simply too much for normal positioners and accuracy can be compromised.
However, the air output capacity required to achieve fast positioning in larger actuators (with diaphragm areas of 1400cm2 up to 2800cm2) is simply too much for normal positioners and accuracy can be compromised.
SP500 HART [R] electropneumatic digital positioners support HART [R] communication protocol.
BE-rkert has expanded its line of digital electropneumatic positioners for pneumatic actuators with the SideControl 8791 Basic.
each of these categories having specific subdivisions according with robot's specific location, types / number of positioners / workstation number (Nicolescu, 2005).
The PS2 positioner design can save users over $120/year per valve compared to using conventional smart positioners.
New to this edition are: an expanded chapter of digital positioners, more coverage of DCS Systems and smart positioners, a new hydrodynamic and cavitation noise estimate, updated standards related to the latest IEC versions, a new chapter on seat materials and leakage, updated Aerodynamic Noise equations, and updated standards listings.
Four positioners originally designed for manual welding applications come in single- and multi-axis configurations for handling 500 to 18,000 kg capacities.
Guizhou Chitianhua Paper selected Metso Automation's on-off valves and control valves with ND9000 positioners for the new pulp and recovery line scheduled for start-up in June 2007.