English to English Dictionary

Castle

A large fortified building or set of buildings typical of the Middle Ages, defended by thick walls, battlements, towers, and often a moat.

Casual Relationship

A romantic or sexual relationship that is not serious or committed.

Casual observation

An informal or unsystematic look at something without detailed analysis or strict scientific method.

Casualty

A person who is killed or injured in a war or accident.

Cat-Proof

Designed or constructed to prevent damage or interference by cats.

Catabolic

Relating to the metabolic process of breaking down complex molecules into simpler ones, often resulting in the release of energy.

Catabolism

The metabolic process by which complex molecules are broken down into simpler ones, often releasing energy in the process.

Cataclysm

A large-scale and violent event in the natural world or a sudden, violent political or social upheaval.

Catalyst

A substance that increases the rate of a chemical reaction without itself undergoing any permanent chemical change.

Catamount

A large wild cat, especially a mountain lion or cougar.

Catapult

A device used to launch an object a great distance without the aid of explosive devices.

Catastrophe

A sudden and widespread disaster.