Definition

Noun: - A taxonomic class of eukaryotic algae, primarily unicellular, characterized by having cell walls composed of silica. Members of this class are found in both marine and freshwater environments and are a major component of plankton. Commonly known as diatoms.

Usage

• This term is used in scientific and biological contexts to classify a specific group of algae.
• It functions as a singular, countable noun.

Examples

• The water sample was rich in members of the class Diatomophyceae.
• Class Diatomophyceae is studied for its role in aquatic ecosystems and silica cycles.
• Under the microscope, the intricate silica shells of the class Diatomophyceae were visible.

Advanced Usage

• In formal taxonomy, the name is often italicized: .
• The class is synonymous with in many modern taxonomic systems.

Variants and Related Words

• Diatom (n): An individual organism belonging to the class Diatomophyceae.
  • Diatoms are a primary food source in many aquatic food webs.
• Diatomaceous (adj): Of or relating to diatoms or their fossilized silica remains.
  • Diatomaceous earth is used in filters and as an abrasive.

Synonyms

• Bacillariophyceae: The alternative scientific class name for diatoms.
• Diatoms: The common name for the organisms within this class.

Related Phrases

• Frustule: The siliceous cell wall of a diatom.
• Centric diatom: A type of diatom with radial symmetry.
• Pennate diatom: A type of diatom with bilateral symmetry.

Noun

1. marine and freshwater eukaryotic algae: diatoms