'Modulated' definitions:

Definition of 'modulated'

From: WordNet
adjective
Changed or adjusted in pitch, tone, or volume [ant: unmodulated]
adjective
Altered in volume as well as tone or pitch

Definition of 'Modulated'

From: GCIDE
  • Modulate \Mod"u*late\, v. t. [imp. & p. p. Modulated; p. pr. & vb. n. Modulating.] [L. modulatus, p. p. of modulari to measure, to modulate, fr. modulus a small measure, meter, melody, dim. of modus. See Mode.]
  • 1. To form, as sound, to a certain key, or to a certain portion. [1913 Webster]
  • 2. To vary or inflect in a natural, customary, or musical manner; as, the organs of speech modulate the voice in reading or speaking. [1913 Webster]
  • Could any person so modulate her voice as to deceive so many? --Broome. [1913 Webster]
  • 3. (Electronics) To alter the amplitude, frequency, phase, or intensity of (the carrier wave of a radio signal) at intervals, so as to represent information to be conveyed by the signal; -- a technique used to convey information by means of radio waves transmitted by one electronic device and received by another. [WordNet 1.5]

Definition of 'modulated'

From: GCIDE
  • modulated \modulated\ adj. (Electronics)
  • 1. Having either amplitude, intensity, frequency, or phase altered at intervals to represent information to be transmitted; -- of the carrier wave of a radio signal transmitted from one device to another for the purpose of conveying information. Opposite of unmodulated. [Narrower terms: frequency modulated; {amplitude modulated}] [WordNet 1.5]
  • 2. altered in volume as well as tone or pitch. [WordNet 1.5]