oyster mushroom

American  

noun

1. oyster cap.

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oyster mushroom British  

noun

1. an edible fungus, Pleurotus ostreatus, having an oyster-shaped cap, commonly found growing in clusters on the trunks of broad-leaved trees

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Etymology

Origin of oyster mushroom

First recorded in 1870–75

Example Sentences

The oyster mushroom produces chemicals to paralyze its nematode prey within a few minutes of contact.

From National Geographic • Dec. 12, 2023

The pita bread was thick, warm and fluffy, and the fried oyster mushroom had a texture similar to fried onions, topped with sliced cucumbers, pickled onions, shredded lettuce and a generous drizzling of aji amarillo.

From Los Angeles Times • Apr. 18, 2023

Furthermore, the oyster mushroom only goes to the trouble to make toxocysts when it is in a nitrogen-poor environment.

From New York Times • Jan. 18, 2023

You know, fried “chicken” sandwiches when the “chicken” is actually an oyster mushroom, that kind of thing.

From Washington Post • Dec. 4, 2022

Otherwise they were canned as the Tricholoma and oyster mushroom.

From The Mushroom, Edible and Otherwise Its Habitat and its Time of Growth by Hard, Miron Elisha