1. a narrow groove, ridge, or band, especially one of a series of parallel lines
Usage: technical
2. a streak or line on the skin, such as a stretch mark
Usage: medical

Examples

• The geologist examined the striae in the rock formation.
• Parallel striae marked the surface of the ancient stone.
• The dermatologist explained that the striae were common after pregnancy.
• Fine striae appeared on the muscle tissue under the microscope.
• The glacier left distinctive striae on the bedrock.
• She was concerned about the red striae on her abdomen.