bread mold

American  

noun

1. any fungus of the family Mucoraceae, especially Rhizopus nigricans, that forms a black, furry coating on foodstuffs.

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Etymology

Origin of bread mold

First recorded in 1920–25

Example Sentences

Blue light affects all these organisms and entrains their daily cycle. it is kind of amazing to think we have similar genes as a bread mold, but we do!!

From New York Times • Mar. 5, 2018

Her son Alexander learned several years ago, after starting a little late on a fifth-grade project growing bread mold, that he didn’t have enough time to allow the mold to finish growing.

From The Wall Street Journal • Sep. 22, 2015

Caffeine was already known to alter the circadian clock in red bread mold, green algae, fruit flies, and sea snails.

From Slate • Sep. 17, 2015

They include the familiar bread mold, Rhizopus stolonifer, which rapidly propagates on the surfaces of breads, fruits, and vegetables.

From Textbooks • Jan. 1, 2015

The hospital was a Goliath of brown brick and gleaming glass, looming over a green lawn as bright as bread mold.

From "The City Beautiful" by Aden Polydoros