booster dose

NOUN /bustər_doʊs/
12 LETTERS · STARTS WITH B

booster dose is a valid 12-letter word worth 14 points in Scrabble and 15 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
B3O1O1S1T1E1R1D2O1S1E1
3 + 1 + 1 + 1 + 1 + 1 + 1 + 0 + 2 + 1 + 1 + 1 =14 PTS
DOUBLE WORD → 28TRIPLE WORD → 42
MEANING

What does booster dose mean?

NOUN · 1 SENSE
1

An additional dose that makes sure the first dose was effective.

BROADER