protector(redirected from protectrix)
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History a person who exercised royal authority during the minority, absence, or incapacity of the monarch
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
Device to protect equipment or personnel from high voltages or currents.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.