Search Result for "acousma": 
Wordnet 3.0

NOUN (1)

1. illusory auditory perception of strange nonverbal sounds;
[syn: auditory hallucination, acousma]



WordNet (r) 3.0 (2006):

acousma
    n 1: illusory auditory perception of strange nonverbal sounds
         [syn: auditory hallucination, acousma]