Countable Nouns Ending in SIN and Containing OP

Browse 7 valid English countable nouns ending in SIN and containing OP, from Opsin, Rhodopsin, Tropomyosin, Bacteriorhodopsin, Iodopsin, Porphyropsin and Erythropsin to rarer terms. Check definitions and spelling below, or visit our noun grammar guide to review singular and plural count rules.

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Starts with B
1 words
bacteriorhodopsin
Starts with E
1 words
erythropsin
Starts with I
1 words
iodopsin
Starts with O
1 words
opsin
Starts with P
1 words
porphyropsin
Starts with R
1 words
rhodopsin
Starts with T
1 words
tropomyosin

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