noun Télécharger 🔗Partager Diatomée Any of a group of minute unicellular algae having a siliceous covering of great delicacy, now categorized as class Diatomophyceae or division Bacillariophyta. Examples : "The scientist studied the intricate, glass-like shell of the diatom under a microscope. " Le scientifique a étudié la coquille complexe et vitreuse de la diatomée au microscope. organism nature biology plant microorganism ecology ocean environment science Chat avec IAJeu de vocabulairePratiquer la lecture