noun🔗ShareSelenioA nonmetallic chemical element (symbol Se) with an atomic number of 34, used mainly in glassmaking and pigments and as a semiconductor."The factory uses selenium in the process of making red-colored glass. "La fábrica utiliza selenio en el proceso de fabricación de vidrio de color rojo.elementsubstancematerialchemistryscienceChat with AIVocabulary GamePractice Reading
noun🔗ShareUn solo átomo de este elementoA single atom of this element."The scientist identified a single selenium atom using a powerful microscope. "El científico identificó un solo átomo de selenio utilizando un microscopio potente.elementchemistrymaterialsubstancescienceChat with AIVocabulary GamePractice Reading
