upgrade
Translation
to upgrade, to improve, to promote
Examples
We need to upgrade our computer system.
We need to upgrade our computer system.
She was upgraded to business class.
She was upgraded to business class.
Grammar Patterns
((sth.)) to improve (sth.) to a higher standard. We need to upgrade our computer system.
((sb.)) ((to sth.)) to give (sb.) a better seat or service. She was upgraded to business class.
Similar Words
Synonyms: improve, enhance, update; Antonyms: downgrade
Etymology
From 'up-' (to a higher level) + 'grade' (level, step). Literally 'to move to a higher step'.
Memory Tips
Think of going 'up' a 'grade' in school. You are moving to a better, higher level.