gland disease

NOUN /glænd_dɪ'ziz/
13 LETTERS · STARTS WITH G

gland disease is a valid 13-letter word worth 15 points in Scrabble and 18 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
G2L1A1N1D2D2I1S1E1A1S1E1
2 + 1 + 1 + 1 + 2 + 0 + 2 + 1 + 1 + 1 + 1 + 1 + 1 =15 PTS
DOUBLE WORD → 30TRIPLE WORD → 45
MEANING

What does gland disease mean?