Refined
From BiblePortal Wikipedia
Vine's Expository Dictionary of NT Words [1]
1: Πυρόω (Strong'S #4448 — Verb — puroomai — poo-ro'-o )
"to burn," is translated "refined," as of metals, in Revelation 1:15; 3:18 , RV (AV, "burned," and "tried"). See Burn , No. 4.
Webster's Dictionary [2]
(1): ( imp. & p. p.) of Refine
(2): ( a.) Freed from impurities or alloy; purifed; polished; cultured; delicate; as; refined gold; refined language; refined sentiments.
King James Dictionary [3]
REFI'NED, pp. Purified separated from extraneous matter assayed, as metals clarified, as liquors polished separated from what is coarse, rude or improper.