a
1
r
1
t
1
h
4
r
1
o
1
s
1
c
3
o
1
p
3
i
1
e
1
s
1
13 letters ·
20 points in Scrabble
Meaning
noun
a minimally invasive operation to repair a damaged joint; the surgeon examines the joint with an arthroscope while making repairs through a small incision