English · Phrasal verb Attested

improve on

In real, traceable use. Part of the curated seed collection; community review is coming.

Also seen as: improve upon

Both English Tiếng Việt

Meaning · English

To fix, make better or increase the quality of (something) in comparison to previous attempts; to contribute to an ongoing effort to improve (something).

Nghĩa · Tiếng Việt

Cải thiện hoặc nâng cao chất lượng

Machine-translated — suggest a fix

Where it’s used: Used American English

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).

Common questions

What does “improve on” mean?

To fix, make better or increase the quality of (something) in comparison to previous attempts; to contribute to an ongoing effort to improve (something).

Is “improve on” formal or informal?

No register label has been reviewed yet — treat it as neutral and check the usage notes above.

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