library routine

NOUN
15 LETTERS · STARTS WITH L

library routine is a valid 15-letter word worth 19 points in Scrabble and 22 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
L1I1B3R1A1R1Y4R1O1U1T1I1N1E1
1 + 1 + 3 + 1 + 1 + 1 + 4 + 0 + 1 + 1 + 1 + 1 + 1 + 1 + 1 =19 PTS
DOUBLE WORD → 38TRIPLE WORD → 57
MEANING

What does library routine mean?

NOUN · 1 SENSE
1

A debugged routine that is maintained in a program library.