rheostat


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rhe·o·stat

 (rē′ə-stăt′)
n.
A potentiometer used as a variable resistor.

rhe′o·stat′ic adj.

rheostat

(ˈriːəˌstæt)
n
(Electrical Engineering) a variable resistance, usually consisting of a coil of wire with a terminal at one end and a sliding contact that moves along the coil to tap off the current
ˌrheoˈstatic adj

rhe•o•stat

(ˈri əˌstæt)

n.
an adjustable resistor so constructed that its resistance may be changed without opening the electrical circuit in which it is connected, thereby controlling the current in the circuit.
[1843]
rhe`o•stat′ic, adj.

rhe·o·stat

(rē′ə-stăt′)
A resistor whose resistance can be continuously varied between two extremes so as to control the flow of current in an electric circuit.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.rheostat - resistor for regulating currentrheostat - resistor for regulating current  
dimmer - a rheostat that varies the current through an electric light in order to control the level of illumination
resistor, resistance - an electrical device that resists the flow of electrical current
contact arm, wiper arm, wiper - contact consisting of a conducting arm that rotates over a series of fixed contacts and comes to rest on an outlet
Translations

rheostat

[ˈriːəʊstæt] Nreóstato m

rheostat

nRegelwiderstand m, → Rheostat m (spec)

rheostat

[ˈrɪəʊˌstæt] n (Elec) → reostato
References in periodicals archive ?
Three dots should give you all the range options you need for turkeys, and the rheostat allows you to adjust brightness depending on ambient light conditions -- a big factor for turkey hunters, as you could be out any time of day.
Tenders are invited for purchase of dc motor, ac motor, wattmeter, ammeter, voltmeter, rheostat, etc.
The landing gear indicator lights on Arrows of that vintage are tied into the instrument panel's dimming rheostat, which I knew.
The smaller outside knob is a rheostat that controls the intensity of the illuminated reticle.
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Taking the slide rheostat's value as the design variables and the battery voltage and the maximum resistance of the slide rheostat as constraint conditions and maximizing the brightness of the light bulb as the optimization objective, an optimization model can be constructed.
At the top of the MRO you'll find a large rheostat which controls the intensity of the aiming dot.
Once he started feeding I started the rheostat but as soon as the light hit the cat he jumped out of the tree.
Forgoing the traditional step-click illumination controls of the past, the new illumination package offers a step-less rheostat for maximum adjustability.
The waterproof transmitter features interchangeable intensity dials with a rheostat dial and another clickable step-level dial with each mode clearly indicated on an LCD screen.
The rheostat can be controlled in several ways, including by regulating expression of sphingosine kinase and SPPase.
The rheostat is used to adjust the resistance of the circuit.