1. A filamentous green alga, typically found in freshwater or marine environments.
Usage: biology; often used in plural form 'confervae'

Examples

• The conferva grew thick on the surface of the stagnant pond.
• Microscopic examination revealed the conferva's characteristic thread-like structure.
• Confervae are commonly studied in introductory biology courses.
• The aquarium developed a layer of conferva after several weeks without cleaning.
• Conferva species play an important role in freshwater ecosystems.