kən.ˈtrōlə(r), ˈkän.ˌt- noun
( -s )
Etymology: Middle English conterroller, from Middle French contrerolleur, from contrerolle copy of an account, counter-register + -eur -or — more at control
1.
a. : one that keeps a duplicate record in order to control accounts
b. : an officer appointed to check expenditure (as a steward)
c. : the chief accounting officer of a business enterprise whose duties usually include responsibility for all accounting, budgeting, costing, and internal auditing functions, the measuring of performance against previously approved plans and standards, and the interpreting and reporting thereon to other members of the management responsible for policy or executive action
d. : comptroller 2
2.
a. : one that controls or has power or authority to control
b. : an iron block usually bolted to a ship's deck into the hollows of which the links of the cable drop as it comes aboard and thus hold fast until disengaged
c. : control 3b
d. : an electric device for governing in some predetermined way the power delivered to the apparatus (as a motor) to which it is connected
e. : an administrator of a control law (as of price controls or crop controls)
f. : one that controls the use or flight pattern of aircraft or guided missiles by means of electronic or radio communication