magnetostriction microphone

27 LETTERS · STARTS WITH M

magnetostriction microphone is a valid 27-letter word worth 40 points in Scrabble and 48 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

M3A1G2N1E1T1O1S1T1R1I1C3T1I1O1N1M3I1C3R1O1P3H4O1N1E1

3 + 1 + 2 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 3 + 1 + 1 + 1 + 1 + 0 + 3 + 1 + 3 + 1 + 1 + 3 + 4 + 1 + 1 + 1 =40 PTS

DOUBLE WORD → 80TRIPLE WORD → 120

MEANING

What does magnetostriction microphone mean?