nondirectional microphone

25 LETTERS · STARTS WITH N

nondirectional microphone is a valid 25-letter word worth 36 points in Scrabble and 44 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

N1O1N1D2I1R1E1C3T1I1O1N1A1L1M3I1C3R1O1P3H4O1N1E1

1 + 1 + 1 + 2 + 1 + 1 + 1 + 3 + 1 + 1 + 1 + 1 + 1 + 1 + 0 + 3 + 1 + 3 + 1 + 1 + 3 + 4 + 1 + 1 + 1 =36 PTS

DOUBLE WORD → 72TRIPLE WORD → 108

MEANING

What does nondirectional microphone mean?