noun🔗ShareLutéciumA chemical element (symbol Lu) with an atomic number of 71, a silvery-white metal which resists corrosion in dry air."The scientist analyzed the sample to determine if it contained lutetium, a metal known for its resistance to corrosion. "Le scientifique a analysé l'échantillon pour déterminer s'il contenait du lutécium, un métal connu pour sa résistance à la corrosion.elementmaterialchemistrysciencesubstanceChat with AIVocabulary GamePractice Reading