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oak apple

/ˈəʊk ˌæp.əl/

1 entry

phrase

/ˈəʊk ˌæp.əl/C1formalscientific
  • ruКруглый, губчатый галл, образующийся на дубах, вызванный личинками некоторых ос. Также известен как дубовый галл и исторически использовался для изготовления чернил.

A round, spongy gall that forms on oak trees, caused by the larvae of certain wasps. It is also known as an oak gall and was historically used in making ink.

  1. Plant gallC1formal

    A round, spongy growth on oak trees caused by the larvae of certain wasps.

    ruДубовый галл

    • The oak apple is often found on the branches of oak trees in summer.
    • Historically, oak apples were used to make ink.
    • The wasp larvae develop inside the oak apple until they mature.