modulator

As a verb regulate

is to dictate policy.

As a noun modulator is

modulator.

As nouns the difference between modulator and coupler

is that modulator is device that modulates while coupler is someone who couples things together, especially someone whose job it is to couple railway carriages.

As nouns the difference between mediator and modulator

is that mediator is mediator while modulator is modulator.

As nouns the difference between moderator and modulator

is that moderator is someone who moderates while modulator is device that modulates.

As a noun modulator

is modulator.

As an adjective modulatory is

of or pertaining to modulation.

As nouns the difference between modulator and antianalgesia

is that modulator is device that modulates while antianalgesia is the ability of certain endogenous chemicals (notably cholecystokinin and neuropeptide Y) to counter the effects of exogenous analgesics (such as morphine) or endogenous pain-inhibiting neurotransmitters and modulators.