make more precise or increase the discriminatory powers of; "refine a method of analysis"; "refine the constant in the equation"
attenuate or reduce in vigor, strength, or validity by polishing or purifying; "many valuable nutrients are refined out of the foods in our modern diet"
reduce to a fine, unmixed, or pure state; separate from extraneous matter or cleanse from impurities; "refine sugar"
treat or prepare so as to put in a usable condition; "refine paper stock"; "refine pig iron"; "refine oil"
having or being more than normal or necessary:"long on brains"; "in long supply"
primarily spatial sense; of relatively great or greater than average spatial extension or extension as specified; "a long road"; "a long distance"; "contained many long words"; "ten miles long"
primarily temporal sense; being or indicating a relatively great or greater than average duration or passage of time or a duration as specified; "a long life"; "a long boring speech"; "a long time"; "a long friendship"; "a long game"; "long ago"; "an hour long"
(of speech sounds or syllables) of relatively long duration; " the English vowel sounds in `bate', `beat', `bite', `boat', `boot' are long"
holding securities or commodities in expectation of a rise in prices; "is long on coffee"; "a long position in gold"
involving substantial risk; "long odds"
of relatively great height; "a race of long gaunt men"- Sherwood Anderson; "looked out the long French windows"
for an extended time or at a distant time; "a promotion long overdue"; "something long hoped for"; "his name has long been forgotten"; "talked all night long"; "how long will you be gone?"; "arrived long before he was expected"; "it is long after your bedtime"