auxiliary research submarine

NOUN
28 LETTERS · STARTS WITH A

auxiliary research submarine is a valid 28-letter word worth 45 points in Scrabble and 50 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
A1U1X8I1L1I1A1R1Y4R1E1S1E1A1R1C3H4S1U1B3M3A1R1I1N1E1
1 + 1 + 8 + 1 + 1 + 1 + 1 + 1 + 4 + 0 + 1 + 1 + 1 + 1 + 1 + 1 + 3 + 4 + 0 + 1 + 1 + 3 + 3 + 1 + 1 + 1 + 1 + 1 =45 PTS
DOUBLE WORD → 90TRIPLE WORD → 135
MEANING

What does auxiliary research submarine mean?

NOUN · 1 SENSE
1

A submarine for research purposes.