English word pratol comes from English -ol, English pratense

Detailed word origin of pratol

Dictionary entry	Language	Definition
-ol	English (eng)	(organic chemistry) An alcohol or phenol. Indicating an oily substance.
pratense	English (eng)
pratol	English (eng)	(biochemistry) An O-methylated flavone found in Trifolium pratense.

Words with the same origin as pratol