Cavity: meaning, definitions and examples

Used primarily in medical or biological contexts to describe a hollow space within a body or an organ, typically where something unhealthy or unnatural can develop.

• The dentist found a cavity in my molar.
• The X-ray revealed a large cavity in the lung.

A general term for any opening or void in a solid object or surface. It's very versatile and can be used in both casual and technical contexts.

• There's a hole in my sock.
• The archaeologists discovered a hole in the ground during the dig.

Suggests a large, empty space or gap, often used in more abstract or philosophical contexts to describe emptiness or nothingness. Can also have a negative connotation.

• The astronaut stared into the void of space.
• After the loss of his pet, he felt a void in his heart.

Describes an empty space inside something solid, often implying something natural or intentional rather than accidental. Can also mean insincere or empty emotionally.

• The tree trunk was hollow inside.
• Her apology sounded hollow and insincere.

Used in medical or biological discussions to refer to a hollow or void space in the body, often associated with teeth or internal organs.

• The dentist found a cavity in one of my molars.
• The chest cavity houses the heart and lungs.

Often used in architecture, engineering, or in a more formal context to describe a large room or enclosed space, sometimes within a mechanism or body part.

• The castle had a grand dining chamber.
• The heart contains four chambers through which blood flows.

Commonly used to describe a small, enclosed space within clothing or containers, often used to carry or store small items; can also describe a small, isolated area or segment.

• She put her keys in her coat pocket.
• There was a pocket of warm air trapped in the room.

Refers to an area that is surrounded by a barrier or something that secures an object within a confined space; often used in contexts related to animals, gardens, or mechanical equipment.

• The zoo built a new lion enclosure for safety.
• The equipment is stored in a secure enclosure.