Noun

• S: (n) sound (the particular auditory effect produced by a given cause) "the sound of rain on the roof"; "the beautiful sound of music"
• S: (n) sound, auditory sensation (the subjective sensation of hearing something) "he strained to hear the faint sounds"
• S: (n) sound (mechanical vibrations transmitted by an elastic medium) "falling trees make a sound in the forest even when no one is there to hear them"
• S: (n) sound (the sudden occurrence of an audible event) "the sound awakened them"
• S: (n) audio, sound (the audible part of a transmitted signal) "they always raise the audio for commercials"
• S: (n) phone, speech sound, sound ((phonetics) an individual sound unit of speech without concern as to whether or not it is a phoneme of some language)
• S: (n) strait, sound (a narrow channel of the sea joining two larger bodies of water)
• S: (n) sound (a large ocean inlet or deep bay) "the main body of the sound ran parallel to the coast"

Verb

• S: (v) sound (appear in a certain way) "This sounds interesting"
• S: (v) sound, go (make a certain noise or sound) "She went `Mmmmm'"; "The gun went `bang'"
• S: (v) sound (give off a certain sound or sounds) "This record sounds scratchy"
• S: (v) sound (announce by means of a sound) "sound the alarm"
• direct hypernym / inherited hypernym / sister term
• derivationally related form
• sentence frame
• S: (v) voice, sound, vocalize, vocalise (utter with vibrating vocal chords)
• S: (v) sound (cause to sound) "sound the bell"; "sound a certain note"
• S: (v) fathom, sound (measure the depth of (a body of water) with a sounding line)

Adjective

• S: (adj) sound (financially secure and safe) "sound investments"; "a sound economy"
• see also
• similar to
• antonym
• derivationally related form
• S: (adj) healthy, intelligent, levelheaded, level-headed, sound (exercising or showing good judgment) "healthy scepticism"; "a healthy fear of rattlesnakes"; "the healthy attitude of French laws"; "healthy relations between labor and management"; "an intelligent solution"; "a sound approach to the problem"; "sound advice"; "no sound explanation for his decision"
• S: (adj) sound (in good condition; free from defect or damage or decay) "a sound timber"; "the wall is sound"; "a sound foundation"
• S: (adj) good, sound (in excellent physical condition) "good teeth"; "I still have one good leg"; "a sound mind in a sound body"
• S: (adj) reasoned, sound, well-grounded (logically valid) "a sound argument"
• similar to
• derivationally related form
• W: (n) soundness [Related to: sound] (the quality of being prudent and sensible)
• antonym
• S: (adj) legal, sound, effectual (having legal efficacy or force) "a sound title to the property"
• S: (adj) sound (vigorous or severe) "a sound thrashing"
• S: (adj) sound (free from moral defect) "a man of sound character"
• similar to
• derivationally related form
• antonym
• S: (adj) heavy, profound, sound, wakeless ((of sleep) deep and complete) "a heavy sleep"; "fell into a profound sleep"; "a sound sleeper"; "deep wakeless sleep"
• similar to
• derivationally related form
• antonym
• S: (adj) sound (complete; thorough) "politicians have no sound grasp of technology issues"; "he has a sound understanding of the law"