semicentenaries

15 LETTERS · 6 SYLLABLES · STARTS WITH S

semicentenaries is a valid 15-letter word worth 19 points in Scrabble and 23 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

S1E1M3I1C3E1N1T1E1N1A1R1I1E1S1

1 + 1 + 3 + 1 + 3 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 =19 PTS

DOUBLE WORD → 38TRIPLE WORD → 57

MEANING

What does semicentenaries mean?