1. A small, painful, pus-filled bump on the eyelid caused by a bacterial infection of an oil gland; a stye.
Usage: Medical term; also called a stye in common usage; Can occur on the inner or outer edge of the eyelid

Examples

• The doctor diagnosed her with a hordeolum on her upper eyelid.
• A hordeolum typically develops when bacteria infect the oil glands of the eyelid.
• Warm compresses can help relieve the discomfort of a hordeolum.
• The hordeolum eventually drained and healed within two weeks.
• He noticed a small, red hordeolum forming at the edge of his eye.