noun🔗SharePirólisisThe decomposition of a material or compound due to heat, in the absence of oxygen or other reagents."The pyrolysis of the old wooden chair produced a smoky smell. "La pirólisis de la vieja silla de madera produjo un olor ahumado.chemistryprocessmaterialsubstanceenergysciencetechnicalindustryChat with AIVocabulary GamePractice Reading