yolk sac

NOUN
8 LETTERS · STARTS WITH Y

yolk sac is a valid 8-letter word worth 16 points in Scrabble and 17 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
Y4O1L1K5S1A1C3
4 + 1 + 1 + 5 + 0 + 1 + 1 + 3 =16 PTS
DOUBLE WORD → 32TRIPLE WORD → 48
MEANING

What does yolk sac mean?

NOUN · 1 SENSE
1

Membranous structure that functions as the circulatory system in mammalian embryos until the heart becomes functional.

BROADER