fluoresceine

NOUN
12 LETTERS · 5 SYLLABLES · STARTS WITH F

fluoresceine is a valid 12-letter word worth 17 points in Scrabble and 21 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
F4L1U1O1R1E1S1C3E1I1N1E1
4 + 1 + 1 + 1 + 1 + 1 + 1 + 3 + 1 + 1 + 1 + 1 =17 PTS
DOUBLE WORD → 34TRIPLE WORD → 51
MEANING

What does fluoresceine mean?

NOUN · 1 SENSE
1

A yellow dye that is visible even when highly diluted; used as an absorption indicator when silver nitrate solution is added to sodium chloride in order to precipitate silver chloride (turns pink when no chloride ions are left in solution and negative fluorescein ions are then absorbed).