self-maintaining

16 LETTERS · 3 SYLLABLES · STARTS WITH S

self-maintaining is a valid 16-letter word worth 21 points in Scrabble and 27 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

S1E1L1F4-0M3A1I1N1T1A1I1N1I1N1G2

1 + 1 + 1 + 4 + 0 + 3 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 2 =21 PTS

DOUBLE WORD → 42TRIPLE WORD → 63

MEANING

What does self-maintaining mean?