refine

[ ri-fahyn ]
/ rɪˈfaɪn /

verb (used with object), re·fined, re·fin·ing.

verb (used without object), re·fined, re·fin·ing.

Verb Phrases

refine on/upon, to improve by inserting finer distinctions, superior elements, etc.: to refine on one's previous work.

Origin of refine

First recorded in 1575–85; re- + fine1

Related forms

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for refiner

British Dictionary definitions for refiner (1 of 2)

refiner

/ (rɪˈfaɪnə) /

noun

a person, device, or substance that removes impurities, sediment, or other unwanted matter from something

British Dictionary definitions for refiner (2 of 2)

refine

/ (rɪˈfaɪn) /

verb

to make or become free from impurities, sediment, or other foreign matter; purify
(tr) to separate (a mixture) into pure constituents, as in an oil refinery
to make or become free from coarse characteristics; make or become elegant or polished
(tr often foll by out) to remove (something impure or extraneous)
(intr ; often foll by on or upon) to enlarge or improve (upon) by making subtle or fine distinctions
(tr) to make (language) more subtle or polished

Derived Forms

refinable, adjective

Word Origin for refine

C16: from re- + fine 1
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for refiner

refine

[ rĭ-fīn ]

v.

To reduce to a pure state; purify.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.