One of the mysteries of the English language finally explained.
A disease of wheat and other cereal plants caused by the parasitic nematode Anguina tritici, in which the grains are replaced by small, dark galls. Also (in plural): the galls themselves.
Late 18th century; earliest use found in The Gentleman's Magazine. From ear + cockle, possibly after the resemblance of the galls to the black seeds of the corncockle, Agrostemma githago.
ear cockle/ˈɪə kɒkl/
In this article we explore how to impress employers with a spot-on CV.