Relating to or characteristic of diatoms, the microscopic algae with silica-based cell walls.
From diatom + -ean (suffix meaning 'relating to' or 'pertaining to'). Similar in formation to related scientific terms describing diatom biology.
The diatomean world is invisible to our eyes but absolutely critical—a single drop of pond water can contain thousands of these organisms, each one a microscopic work of art.
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