Either of two parasitic nematode worms which affect the eyes of mammals.
- ‘The nematode eye worm, Thelazia sp. is transmitted to horses and cattle by the face fly.’
- ‘The eye worm lays eggs on the surface of the eye.’
- ‘An eye worm of the genus Thelazia was first reported in the United States in 1930.’
We take a look at several popular, though confusing, punctuation marks.