Meaning oflightyearsin English

Noun

1. an extremely large distance or length
   The new city is lightyears ahead of the old one in terms of technology.
2. a unit of distance; 10 trillion km
   The spacecraft traveled millions of lightyears through the galaxy.
3. a very long time; vast period
   It will take lightyears for the company to recover from the financial crisis.
4. a very far location; immense space
   The new theme park is lightyears away from my house, so I won't be visiting often.