Xylopal
noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 A precious stone, petrified wood which has either developed an opalescent sheen or been completely replaced by opal.
Etymology
xyl- + opal
More for "xylopal"
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.