Definitions: (verb) When people refine a food or other thing, they make it purer. (verb) When someone refines something, they make it better.
Examples: (verb) They take sugar cane and refine it to make white sugar. (verb) We need to refine our ideas of how to protect the environment.
Synonyms: verbs: perfect, clarify, improve. purify, filter, process.
Academic Word List Sublist and Group: 9 E