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water mold

American  

noun

Mycology.
  1. any of various aquatic fungi of the phylum Oomycota, free-living or parasitic in fish and other aquatic organisms.


Etymology

Origin of water mold

First recorded in 1895–1900

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

More commonly known as water molds, oomycetes include some of the most devastating plant pathogens and pose severe threats to global food security.

From Science Daily

To understand the reasons for different shapes of hyphae, Rojas and his colleagues combined theory and experiments to investigate fungi and water molds from across nature.

From Science Daily

Pumpkins spend most of their lives in fields, developing on top of soil that teems with fungi, bacteria, water molds and soil-dwelling animals like nematodes, insects and mites.

From Scientific American

When pore spaces in soils fill with water, they open up navigable channels for the fungal spores of a water mold called Phytophthora.

From Scientific American

The disease is caused by a water mold, phytophthora, literally “plant destroyer,” which leaches plants of their nutrients and has wreaked havoc around the world.

From Washington Post