1. of, relating to, or belonging to the Phycomycetes, a former class of fungi characterized by a filamentous structure and aquatic or semi-aquatic habitat
Usage: technical; mycology; largely historical; modern taxonomy has reclassified these organisms

Examples

• The phycomycetous fungi were once grouped together based on their similar morphological features.
• Researchers studied phycomycetous organisms in the laboratory to understand their reproductive mechanisms.
• The classification of phycomycetous species has been revised with advances in molecular biology.