noun🔗ShareدياتومAny of a group of minute unicellular algae having a siliceous covering of great delicacy, now categorized as class Diatomophyceae or division Bacillariophyta."The scientist studied the intricate, glass-like shell of the diatom under a microscope. "درس العالم الغلاف المعقد الشبيه بالزجاج للدياتوم تحت المجهر.organismnaturebiologyplantmicroorganismecologyoceanenvironmentscienceChat with AIVocabulary GamePractice Reading