noun🔗ShareالدياتوماتAny of a group of minute unicellular algae having a siliceous covering of great delicacy, now categorized as class Diatomophyceae or division Bacillariophyta."Microscopic diatoms in the ocean produce a large portion of the Earth's oxygen. "تنتج الدياتومات المجهرية في المحيط جزءًا كبيرًا من أكسجين الأرض.organismbiologymicroorganismplantnatureenvironmentecologyscienceChat with AIVocabulary GamePractice Reading