lower carboniferous

NOUN
19 LETTERS · STARTS WITH L

lower carboniferous is a valid 19-letter word worth 28 points in Scrabble and 33 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
L1O1W4E1R1C3A1R1B3O1N1I1F4E1R1O1U1S1
1 + 1 + 4 + 1 + 1 + 0 + 3 + 1 + 1 + 3 + 1 + 1 + 1 + 4 + 1 + 1 + 1 + 1 + 1 =28 PTS
DOUBLE WORD → 56TRIPLE WORD → 84
MEANING

What does lower carboniferous mean?

NOUN · 1 SENSE
1

From 345 million to 310 million years ago; increase of land areas; primitive ammonites; winged insects.