Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun murmuration
1 sense of murmuration
Sense 1
mutter, muttering, murmur, murmuring, murmuration, mussitation -- (a low continuous indistinct sound; often accompanied by movement of the lips without the production of articulate speech)
=> sound -- (the sudden occurrence of an audible event; "the sound awakened them")