dioptrical

10 LETTERS · 4 SYLLABLES · STARTS WITH D

dioptrical is a valid 10-letter word worth 15 points in Scrabble and 18 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

D2I1O1P3T1R1I1C3A1L1

2 + 1 + 1 + 3 + 1 + 1 + 1 + 3 + 1 + 1 =15 PTS

DOUBLE WORD → 30TRIPLE WORD → 45

MEANING

What does dioptrical mean?