Is RADIATION a Valid Scrabble Word?
Yes — playable.
RADIATION is in the ENABLE word list (the Words With Friends base dictionary, closely matching tournament Scrabble lists).
10
Scrabble points
11
WWF points
9
Letters
Letter Values
Frequently Asked Questions
Is RADIATION a valid Scrabble word?
Yes — RADIATION appears in the public-domain ENABLE word list, the base dictionary for Words With Friends and a close match to tournament Scrabble lists. Base score: 10 points in Scrabble, 11 in Words With Friends.
How many points is RADIATION worth?
RADIATION scores 10 points in Scrabble and 11 points in Words With Friends, before any board multipliers (double/triple letter and word squares).
Which dictionary does this check use?
The public-domain ENABLE list (about 168,000 words) — the base list Words With Friends uses. It is very close to, but not identical to, the official NASPA and Collins tournament lists.