adverbial phrase

16 LETTERS · STARTS WITH A

adverbial phrase is a valid 16-letter word worth 26 points in Scrabble and 29 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

A1D2V4E1R1B3I1A1L1P3H4R1A1S1E1

1 + 2 + 4 + 1 + 1 + 3 + 1 + 1 + 1 + 0 + 3 + 4 + 1 + 1 + 1 + 1 =26 PTS

DOUBLE WORD → 52TRIPLE WORD → 78

MEANING

What does adverbial phrase mean?