Definition of blue mold in English:

blue mold

noun

  • A bluish fungus that grows on food. Blue molds are deliberately introduced into some cheeses, and some kinds are used to produce antibiotics such as penicillin.

    • ‘If one orange was attacked by blue mold, the tissue would help keep it from spreading to others in the pack.’
    • ‘It must be given proper time to let the blue mold form and grow, giving it that extra-added flavor you just won't find in other dairy products.’
    • ‘The combination of its double-cream softness and the tanginess of the blue mould may have been accidental, but it is world-class.’
    • ‘The actor in this drama is Penicillium expansum, otherwise known as blue mold.’
    • ‘Like the blue mold that turns the Amish milk into cheese, his addition as general manager has turned the co-op into a going operation.’

Pronunciation:

blue mold

/blo͞o ˈmōld/