A defect in timber, caused by damage to the bark of the young tree.

A cup-shaped gall in oak leaves.

A watery appearance in the sky, accompanying a rainbow. / A pit or cavity made by a torrent of water.

A gall shaped like a hazelnut, growing in clusters on grapevines, produced by the larva of a gallfly (genus Cecidomyia).

An elongated swollen or tuberous gall on the branches of the grapevine, caused by a small reddish-brown weevil (Ampeloglypter sesostris) whose larvae inhabit the galls.

Any insect of the family Cynipidae, whose larvae damage plants, particularly oak trees, creating galls.

plural of gall bladder

Any insect of the Cecidomyiidae family, whose larvae damage crops and other plants, creating galls on the stems and other fleshy parts.

plural of gall midge

plural of gall wasp