Undersurface: meaning, definitions and examples

Use when referring to the hidden or underneath part of an object, typically in a scientific or technical context.

• The undersurface of the leaf contains the stomata
• Inspect the undersurface of the table for any scratches

Use when speaking informally or describing the lowest horizontal part of an object, usually in everyday contexts.

• Please clean the bottom surface of the pot
• The bottom surface of the box had some water stains

Use when referring to the underneath section of an object but with more emphasis on the side aspect rather than a flat surface.

• The lower side of the car needs some painting
• Look at the lower side of the shelf to find the screws

This word is typically used in a technical or scientific context to describe the lower side or beneath part of an object.

• The undersurface of the leaf is covered with tiny hairs
• The airplane's undersurface needs to be inspected regularly for safety

Often used in everyday conversation to describe the lowest section or portion of something.

• The bottom part of the shelf is reserved for heavier books
• You can store your shoes in the bottom part of the closet

Used more frequently in formal or medical contexts to refer to the lower area of a body or region.

• Patients often report discomfort in the lower region of their back
• This species of fish is commonly found in the lower region of the tank