Yes, refined is a Scrabble word!

Adjective

1. (used of persons and their behavior) cultivated and genteel

2. Freed from impurities by processing

3. Showing a high degree of refinement and the assurance that comes from wide social experience

4. Suggesting taste, ease, and wealth

5. Free from what is tawdry or unbecoming

Verb

1. Improve or perfect by pruning or polishing

2. Make more complex, intricate, or richer

3. Treat or prepare so as to put in a usable condition

4. Reduce to a fine, unmixed, or pure state; separate from extraneous matter or cleanse from impurities

5. Attenuate or reduce in vigor, strength, or validity by polishing or purifying

6. Make more precise or increase the discriminatory powers of