Retroreflection is valid Scrabble Word

Is retroreflection a scrabble word?
Official Scrabble Players Dictionary YES
Official Tournament and Club Word List YES
Collins Scrabble Words YES
Is retroreflection valid Words with Friends?
Words with Friends YES

15 letters word
20 points in Scrabble
23 points in WWF

Definitions for RETROREFLECTION in dictionary:

NOUN:

the action or use of a retroreflector
The reflection of light in such a way that it travels along the path it took prior to reflection, but in the reverse direction.

Words that contain RETROREFLECTION

retroreflections21

Similar words containing TROREFLEC without suffix tion and without prefix re

retroreflector19 retroreflective23 retroreflectors20 retroreflections21

Find what other words can be done using letters: "retroreflection"
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