apparatus criticus

18 LETTERS · STARTS WITH A

apparatus criticus is a valid 18-letter word worth 25 points in Scrabble and 31 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

A1P3P3A1R1A1T1U1S1C3R1I1T1I1C3U1S1

1 + 3 + 3 + 1 + 1 + 1 + 1 + 1 + 1 + 0 + 3 + 1 + 1 + 1 + 1 + 3 + 1 + 1 =25 PTS

DOUBLE WORD → 50TRIPLE WORD → 75

MEANING

What does apparatus criticus mean?