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[thahy-ris-ter] /θaɪˈrɪs tər/
noun, Electronics.
a semiconductor device having two stable states, used as an electronic switch.
Origin of thyristor
1965-70; thyr(atron) + (trans)istor Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for thyristor
  • Voltage from the charged condenser was fed to the spiral with the help of a power pulse thyristor.
  • The latter has the typical shape of a thyristor inverter current, with high ripple.
  • It is basically a capacitor bank in parallel with a thyristor controlled reactor.
  • The failure of a single solid state device, such as an output thyristor, should not render the safety circuit ineffective.
  • However, unlike the sparkover of a gap or the triggering of a thyristor, time delay is not involved.
British Dictionary definitions for thyristor


any of a group of semiconductor devices, such as the silicon-controlled rectifier, that can be switched between two states
Word Origin
C20: from thyr(atron) + (trans)istor
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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