RHEOSTAT
rheostat, variable resistor
(noun) resistor for regulating current
Source: WordNet® 3.1
Etymology
Noun
rheostat (plural rheostats)
An electrical resistor, with two terminals, whose resistance is continuously variable by moving a knob or slider.
Synonyms
• dimmer, dimmer switch (when applied to lights)
Anagrams
• Asteroth, hot tears, throates
Source: Wiktionary
Rhe"o*stat, n. Etym: [Gr. (Elec.)
Definition: A contrivance for adjusting or regulating the strength of
electrical currents, operating usually by the intercalation of
resistance which can be varied at will. Wheatstone. --Rhe`o*stat"ic,
a.
Source: Webster’s Unabridged Dictionary 1913 Edition