speed

Definition

The rate at which someone or something moves, happens, or works. It can describe physical movement, how fast progress is made, or how quickly a machine or process operates.

Usage & Nuances

Very common in everyday and technical English. Common patterns: 'at high speed', 'speed limit', 'internet speed', 'pick up speed'. Don't confuse noun 'speed' with adjective 'fast'; we say 'high speed', not 'fast speed' in most contexts.

Example Sentences