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flax rust

flax rust

8.9
A plant disease that makes small orange-brown spots on flax leaves and stems
  • noun
  • Specialized
translation icon : roya del lino
  • The farmer noticed flax rust forming orange-brown pustules on the leaves.

Examples

  • Resistant varieties are being developed to combat flax rust in commercial agriculture.

  • Many flax crops were destroyed by flax rust this year.

  • Farmers monitor their fields closely to catch the early signs of flax rust.

  • The farmer noticed flax rust on his plants.

  • Have you seen any signs of flax rust this season?

  • Farmers monitor their fields closely to catch the early signs of flax rust.

  • Many flax crops were destroyed by flax rust this year.

Surface Forms

flax rust singular
flax rusts plural

Morphology

flax + rust

The phrase is a straightforward noun–noun compound where 'rust' names a fungal disease and 'flax' specifies the host plant, so a learner who knows both words can directly infer it refers to the rust disease affecting flax. This compositional pattern (host + disease) is common in English and other languages, making the meaning predictable for a B1 learner.

Etymology

Flax rust comes from a simple image: the plant flax develops orange-brown spots that look like rust on metal. So, flax rust means 'a disease that infects flax'.