1. a small, hard growth on the skin caused by a virus
2. a small rounded projection or protuberance on a surface

Examples

• She had a wart removed from her finger by the doctor.
• The old toad’s skin was covered with warts.
• He was embarrassed by the wart on his hand.
• The dermatologist froze the wart with liquid nitrogen.
• Small warts appeared on the surface of the pickle.
• The tree bark had wart-like growths all over it.