1. He who or that which modulates; a chart to indicate the modulations in the tonic sol-fa system.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• modulaur,
• modorator,
• modarator,
• modirator,
• modeator,
• modivator,
• modulater,
• modulaton,
• oculator,
• joculatorr,
• nodulator,
• kodulator,
• midulator,
• mkdulator,
• modeulator,
• modualtor,
• modulatorr,
• Moduletor,
• -populator,
• mouletur

The plural of the "Modulator" can be the "modulators".

The singular of the "Modulator" can be the "Modulator".