ground noise

NOUN /graʊnd_nɔɪz/
12 LETTERS · STARTS WITH G

ground noise is a valid 12-letter word worth 13 points in Scrabble and 17 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
G2R1O1U1N1D2N1O1I1S1E1
2 + 1 + 1 + 1 + 1 + 2 + 0 + 1 + 1 + 1 + 1 + 1 =13 PTS
DOUBLE WORD → 26TRIPLE WORD → 39
MEANING

What does ground noise mean?

NOUN · 1 SENSE
1

Extraneous noise contaminating sound measurements that cannot be separated from the desired signal.