də̇ˈrānj, dēˈ- transitive verb
( -ed/-ing/-s )
Etymology: French déranger, from Old French desrengier to get out of place, disarrange, from des- de- + reng, renc line, place, row — more at rank
1.
a. : to put out of place or order : disarrange
war deranged the lines of communication and transportation
hatless, with tie deranged — G.W.Stonier
excessive erosion tends to derange the continental water system — Russell Lord
b. : to throw into disorder or confusion : upset
the arrival of guests deranged all his plans
the music brought back memories and deranged her poise
2. : to disturb the operation or functioning of
even slight damage to the hearing mechanism may derange it
3. : to break in upon : interrupt , disturb
Synonyms: see disorder