We found one dictionary that defines the word zone-refined:

General (1 matching dictionary)

1. zone-refined: Merriam-Webster

(Note: See zone_refining as well.)

Definitions from Wiktionary (zone refining) ▸ noun:  zone melting ▸ Also see zone_refining ▸ Words similar to zone-refined ▸ Usage examples for zone-refined ▸ Idioms related to zone-refined ▸ Wikipedia articles (New!) ▸ Popular adjectives describing zone-refined ▸ Words that often appear near zone-refined ▸ Rhymes of zone-refined ▸ Invented words related to zone-refined