COLLIMATORS

Scrabble 15 Words With Friends 19

Scrabble letter values: C₃O₁L₁L₁I₁M₃A₁T₁O₁R₁S₁ = 15

Definition

COLLIMATORS is the plural of COLLIMATOR.

noun COLLIMATOR: a small telescope attached to a large telescope to use in setting the line of the larger one.