1. plural of expiration; the end or termination of something, especially a period of time or validity
2. plural of expiration; the act of breathing out air from the lungs
Usage: medical/physiological

Examples

• The expirations of several contracts occur at the end of the fiscal year.
• Check the expirations dates on all the food items in your pantry.
• The medication loses its effectiveness after the expirations printed on the bottle.
• During exercise, the expirations become deeper and more frequent.
• The insurance policy has multiple expirations scheduled over the next three years.
• Proper expirations and inhalations are essential for effective breathing techniques in yoga.