inertial navigation system

NOUN
26 LETTERS · STARTS WITH I

inertial navigation system is a valid 26-letter word worth 33 points in Scrabble and 39 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
I1N1E1R1T1I1A1L1N1A1V4I1G2A1T1I1O1N1S1Y4S1T1E1M3
1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 0 + 1 + 1 + 4 + 1 + 2 + 1 + 1 + 1 + 1 + 1 + 0 + 1 + 4 + 1 + 1 + 1 + 3 =33 PTS
DOUBLE WORD → 66TRIPLE WORD → 99
MEANING

What does inertial navigation system mean?

NOUN · 1 SENSE
1

A system to control a plane or spacecraft; uses inertial forces.

BROADER