vocalic alliteration

20 LETTERS · STARTS WITH V

vocalic alliteration is a valid 20-letter word worth 26 points in Scrabble and 33 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

V4O1C3A1L1I1C3A1L1L1I1T1E1R1A1T1I1O1N1

4 + 1 + 3 + 1 + 1 + 1 + 3 + 0 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 =26 PTS

DOUBLE WORD → 52TRIPLE WORD → 78

MEANING

What does vocalic alliteration mean?