Definition of marble gall in English:

marble gall

Line breaks: mar¦ble gall

noun

A hard spherical gall which forms on the common oak in response to the developing larva of a gall wasp.
  • The wasp is Andricus kollari, family Cynipidae
More example sentences
  • The oak marble gall is frequently confused with the oak apple gall, caused by another gall wasp, Biorhiza pallida.
  • The marble gall, a green or brown growth about 2.5 cm (1 inch) in diameter, is caused by Andricus kollari.

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Pronunciation: wiːn
verb
be of the opinion; think or suppose