tracer element

14 LETTERS · STARTS WITH T

tracer element is a valid 14-letter word worth 17 points in Scrabble and 21 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

T1R1A1C3E1R1E1L1E1M3E1N1T1

1 + 1 + 1 + 3 + 1 + 1 + 0 + 1 + 1 + 1 + 3 + 1 + 1 + 1 =17 PTS

DOUBLE WORD → 34TRIPLE WORD → 51

MEANING

What does tracer element mean?