exosphere

NOUN /ɛksoʊ,sfir/
9 LETTERS · 3 SYLLABLES · STARTS WITH E

exosphere is a valid 9-letter word worth 21 points in Scrabble and 21 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
E1X8O1S1P3H4E1R1E1
1 + 8 + 1 + 1 + 3 + 4 + 1 + 1 + 1 =21 PTS
DOUBLE WORD → 42TRIPLE WORD → 63
MEANING

What does exosphere mean?

NOUN · 1 SENSE
1

The outermost atmospheric layer.

BROADER