• Definition for "diatom"
    • some of numerous microscopic one-celled or colonial algae…
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diatom definition

  • noun:
    • some of numerous microscopic one-celled or colonial algae associated with the course Bacillariophyceae, having cell walls of silica comprising two interlocking symmetrical valves.
    • among the Diatomaceae, a household of min unicellular algae having a siliceous covering of good delicacy.
    • one of many Diatomaceæ, a family group of minute unicellular Algæ having a siliceous covering of great delicacy, every individual multiplying by spontaneous division. By some authors diatoms are known as Bacillariæ, but this term is not in general usage.
    • A particle or atom endowed utilizing the vital concept.
    • an associate for the Diatomaceæ;
    • microscopic unicellular marine or freshwater colonial alga having cellular wall space impregnated with silica
    • Any of different microscopic one-celled or colonial algae associated with the class Bacillariophyceae, having cell wall space of silica composed of two interlocking symmetrical valves.
    • one of several Diatomaceae, a household of moment unicellular algae having a siliceous covering of good delicacy.
    • one of several Diatomaceæ, a household of moment unicellular Algæ having a siliceous covering of good delicacy, every individual multiplying by natural unit. By some authors diatoms are called Bacillariæ, but this word is not in general use.
    • A particle or atom endowed because of the vital principle.
    • A member of the Diatomaceæ;
    • microscopic unicellular marine or freshwater colonial alga having cellular walls impregnated with silica
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