opsin

1. A protein of the retina, especially the protein constituent of rhodopsin, that makes up one of the visual pigments.

2. Any of various colorless proteins that in combination with retinal or a related prosthetic group form a visual pigment (as rhodopsin) in a reaction reversible by light.

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Top Words by points	Points	Word Game
inspo	7	Scrabble

2 Letters	Scrabble® Points
oi	2
in	2
po	4
pi	4
os	2
op	4
on	2
si	2
so	2
no	2
is	2

3 Letters	Scrabble® Points
pis	5
sin	3
sip	5
psi	5
pos	5
poi	5
son	3
sop	5
ops	5
ons	3
ins	3
ion	3
nip	5
nos	3
pin	5

4 Letters	Scrabble® Points
spin	6
snip	6
ions	4
nips	6
pons	6
pois	6
piso	6
pion	6
pins	6

5 Letters	Scrabble® Points
inspo	7
pions	7
opsin	7