radio detection and ranging

NOUN
27 LETTERS · STARTS WITH R

radio detection and ranging is a valid 27-letter word worth 31 points in Scrabble and 38 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
R1A1D2I1O1D2E1T1E1C3T1I1O1N1A1N1D2R1A1N1G2I1N1G2
1 + 1 + 2 + 1 + 1 + 0 + 2 + 1 + 1 + 1 + 3 + 1 + 1 + 1 + 1 + 0 + 1 + 1 + 2 + 0 + 1 + 1 + 1 + 2 + 1 + 1 + 2 =31 PTS
DOUBLE WORD → 62TRIPLE WORD → 93
MEANING

What does radio detection and ranging mean?

NOUN · 1 SENSE
1

Measuring instrument in which the echo of a pulse of microwave radiation is used to detect and locate distant objects.