How many points is EXOSPHERE worth in Scrabble?

EXOSPHERE is worth 21 Scrabble points before board bonuses.

Which dictionaries accept EXOSPHERE?

EXOSPHERE is valid in NWL2023 (US) and valid in CSW24 (International).

In CSW24 (International), adding one letter at the front or back makes EXOSPHERES. Board placement and cross-words must also be legal.

Scrabble

Scrabble Dictionary

21 pts

EXOSPHERE is a valid Scrabble word in CSW24 (International). It scores 21 points. EXOSPHERE means "outermost layer of the earth's atmosphere".

The uppermost layer of a planet's atmosphere
An extremely thin atmosphere, as on Saturn's moon Dione
Example: "Scientists weren't even sure Dione would be big enough to hang on to an exosphere" ('Cassini Detects Hint of Fresh Air at Dione', Cassini Solstice Mission, JPL, Mar. 02, 2012)

Definitions and examples via Free Dictionary API. Word-game validity is checked separately against NWL2023 and CSW24.

Text licenses: CC BY-SA 3.0

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noun

Valid CSW (UK) Scrabble Word

outermost layer of the earth's atmosphere

In a sentence: "The exosphere is noted."

Check the Scrabble meaning of EXOSPHERE. It scores 21 points.

Add one letter after EXOSPHERE. Every word is valid in CSW24 (International).

Up to 12 highest-scoring shorter words using only the letters in EXOSPHERE, without blank tiles.

= 21

Is EXOSPHERE a Scrabble word?: EXOSPHERE is a valid Scrabble word in CSW24 (International). It scores 21 points.
What does EXOSPHERE mean?: outermost layer of the earth's atmosphere
How do you use EXOSPHERE in a sentence?: In a sentence: "The exosphere is noted."
How many points is EXOSPHERE worth in Scrabble?: EXOSPHERE is worth 21 Scrabble points before board bonuses.
Which dictionaries accept EXOSPHERE?: EXOSPHERE is valid in NWL2023 (US) and valid in CSW24 (International).
Can you add a letter to EXOSPHERE?: In CSW24 (International), adding one letter at the front or back makes EXOSPHERES. Board placement and cross-words must also be legal.