Akademik

murmuring
I
noun
1. a low continuous indistinct sound; often accompanied by movement of the lips without the production of articulate speech (Freq. 1)
Syn: ↑mutter, ↑muttering, ↑murmur, ↑murmuration, ↑mussitation
Derivationally related forms:
mussitate (for: ↑mussitation), ↑murmur (for: ↑murmuration), ↑murmur, ↑murmurous (for: ↑murmur), ↑murmur (for: ↑murmur), ↑murmurer (for: ↑murmur), ↑mutter (for: ↑muttering), ↑mutter (for: ↑mutter), ↑mutterer (for: ↑mutter)
Hypernyms: ↑sound
2. a complaint uttered in a low and indistinct tone
Syn: ↑grumble, ↑grumbling, ↑murmur, ↑mutter, ↑muttering
Derivationally related forms: ↑mutter (for: ↑muttering), ↑mutter (for: ↑mutter), ↑murmur, ↑murmur (for: ↑murmur), ↑grumble (for: ↑grumbling), ↑grumble (for: ↑grumble)
Hypernyms: ↑complaint
II
adjective
making a low continuous indistinct sound
-

like murmuring waves

-

susurrant voices

Syn: ↑susurrant, ↑whispering
Similar to: ↑soft
Derivationally related forms: ↑susurrate (for: ↑susurrant)

Useful english dictionary. 2012.