antihypertensive

NOUN
16 LETTERS · STARTS WITH A

antihypertensive is a valid 16-letter word worth 27 points in Scrabble and 29 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
A1N1T1I1H4Y4P3E1R1T1E1N1S1I1V4E1
1 + 1 + 1 + 1 + 4 + 4 + 3 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 4 + 1 =27 PTS
DOUBLE WORD → 54TRIPLE WORD → 81
MEANING

What does antihypertensive mean?