1. the layer of tissue beneath the epidermis of the skin; the subcutaneous tissue
Usage: also called hypodermis or subcutaneous layer; anatomy term
2. in plants, a layer of cells beneath the epidermis that provides structural support
Usage: botany term

Examples

• The hypoderm contains fat cells that insulate the body and provide cushioning.
• Doctors inject medications into the hypoderm to deliver drugs slowly into the bloodstream.
• The hypoderm is thicker in some areas of the body than in others.
• In plant leaves, the hypoderm helps strengthen the tissue and reduce water loss.
• Burns that damage the hypoderm are considered deep injuries requiring medical attention.