- to throw into disorder; disarrange.
- to disturb the condition, action, or function of.
- to make insane.
Origin of derange
Examples from the Web for derange
Equilibrium is the Universal, or that which has nothing external to derange it.The Book of the Damned
This does not derange the numbers, since the order of succession is observed.A Book for All Readers
Ainsworth Rand Spofford
Any food or medicine that will confine or derange the bowels is to be forbidden.The Physical Life of Woman:
Dr. George H Napheys
It was in gasps that he muttered, "Bon jour; excuse me if I derange you."The Parisians, Complete
Egad, I've got something to derange the best digestion going!Evan Harrington, Complete
- to disturb the order or arrangement of; throw into disorder; disarrange
- to disturb the action or operation of
- to make insane; drive mad
Word Origin and History for derange
1776, "throw into confusion," from French déranger, from Old French desrengier "disarrange, throw into disorder," from des- "do the opposite of" (see dis-) + Old French rengier (Modern French ranger) "to put into line," from reng "line, row," from a Germanic source (see rank (n.)). Mental sense first recorded c.1790.