1. the layer of tissue beneath the epidermis in animals, consisting of connective tissue and fat; the subcutaneous layer
Usage: anatomy; also called subcutaneous tissue or hypoderm
2. in plants, a layer of cells beneath the epidermis that provides support and protection
Usage: botany

Examples

• The hypodermis contains fat cells that help insulate the body and provide cushioning.
• Injections are often administered into the hypodermis for certain medications.
• The thickness of the hypodermis varies depending on a person's age and body composition.
• In plants, the hypodermis strengthens stems and leaves against mechanical stress.
• Dermatologists study the hypodermis to understand skin aging and cellulite formation.