submatrices

11 LETTERS · 4 SYLLABLES · STARTS WITH S

submatrices is a valid 11-letter word worth 17 points in Scrabble and 21 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

S1U1B3M3A1T1R1I1C3E1S1

1 + 1 + 3 + 3 + 1 + 1 + 1 + 1 + 3 + 1 + 1 =17 PTS

DOUBLE WORD → 34TRIPLE WORD → 51

MEANING

What does submatrices mean?