noun🔗ShareObsidianaA type of black glass produced by volcanoes."The ancient tools were made of obsidian, a black, volcanic glass. "Las herramientas antiguas estaban hechas de obsidiana, un vidrio volcánico negro.geologymaterialsubstanceChat with AIVocabulary GamePractice Reading
adjective🔗ShareNegroBlack"Her obsidian hair shone in the sunlight. "Su cabello negro brillaba bajo la luz del sol.colormaterialgeologyappearanceChat with AIVocabulary GamePractice Reading
