nucleolar organiser

NOUN
19 LETTERS · STARTS WITH N

nucleolar organiser is a valid 19-letter word worth 21 points in Scrabble and 28 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
N1U1C3L1E1O1L1A1R1O1R1G2A1N1I1S1E1R1
1 + 1 + 3 + 1 + 1 + 1 + 1 + 1 + 1 + 0 + 1 + 1 + 2 + 1 + 1 + 1 + 1 + 1 + 1 =21 PTS
DOUBLE WORD → 42TRIPLE WORD → 63
MEANING

What does nucleolar organiser mean?

NOUN · 1 SENSE
1

The particular part of a chromosome that is associated with a nucleolus after nuclear division.