heterostracan

NOUN /,hɛtə'rɑstrəkən/
13 LETTERS · 5 SYLLABLES · STARTS WITH H

heterostracan is a valid 13-letter word worth 18 points in Scrabble and 19 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
H4E1T1E1R1O1S1T1R1A1C3A1N1
4 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 3 + 1 + 1 =18 PTS
DOUBLE WORD → 36TRIPLE WORD → 54
MEANING

What does heterostracan mean?

NOUN · 1 SENSE
1

Extinct jawless fish with the anterior part of the body covered with bony plates; of the Silurian and Devonian.