dynamo
Translation
dynamo, generator, energetic person
Examples
A bicycle light can be powered by a dynamo.
A bicycle light can be powered by a dynamo.
She is a real dynamo at work.
She is a real dynamo at work.
Grammar Patterns
((a/an)) dynamo a machine that generates electricity A bicycle light is powered by a dynamo.
((a/an)) dynamo an energetic and hard-working person She is a real dynamo at work.
Similar Words
Synonyms (machine): generator; Synonyms (person): powerhouse, go-getter, live wire
Etymology
From Greek 'dunamis' meaning 'power', the same root as in 'dynamite'.
Memory Tips
Think of something 'dynamic' that 'generates' power. This applies to both the machine and an energetic person.