noun🔗ShareTectiteA small, round, dark glassy object, composed of silicates, formed by the rapid cooling of meteorite fragments that hit the Earth."The geologist found a tektite embedded in the rock sample. "Le géologue a trouvé une tectite incrustée dans l'échantillon de roche.geologymaterialastronomyspacescienceChat with AIVocabulary GamePractice Reading