1A plant of the genus "Euphrasia" in the figwort family, especially eyebright.
- ‘The drops contain the extracts of ingredients such as aphis, or ground honey bees, and plants such as euphrasia and sabadilla.’
- 1.1 A preparation of eyebright used in herbal medicine and homeopathy, especially for treating eye problems.
Early 18th century: via medieval Latin from Greek, literally ‘cheerfulness’, from euphrainein ‘gladden the mind’.
We take a look at several popular, though confusing, punctuation marks.