impact

A2 Topic:Describing Qualities

US /ˈɪmpækt/ See IPA manual

noun verb Freq #3436

Meanings

1

noun
A strong effect or influence on someone or something.

His friend's opinion had a big impact on his decision.
2

verb
To have a strong effect on something.

I can make the changes, but it will impact the schedule.
3

noun
The force of one object hitting another.

The car was badly damaged by the impact of the crash.

Thesaurus

Synonyms

2 verb · to have a strong effect on... impinge

More percussion

Word family

Forms impactedimpactingimpacts

Derived forms impactableimpacterimpactionimpactorreimpact

Related forms impinge

Etymology

Attested since the 17th century, from Latin impāctus.

*peh₂ǵ- Proto-Indo-European impāctus Latin

View etymology graph ->

Topics

Describing Qualities

# impact

**Type:** Word
**Level:** A2
**Part of speech:** noun, verb
**IPA (US):** ˈɪmpækt
**Frequency rank:** 3436

## Meanings
1. A strong effect or influence on someone or something.
2. To have a strong effect on something.
3. The force of one object hitting another.

## Examples
- His friend's opinion had a big impact on his decision.
- I can make the changes, but it will impact the schedule.
- The car was badly damaged by the impact of the crash.

## Synonyms
- percussion

## Derived Forms
- impactable
- impacter
- impaction
- impactor
- reimpact

## Related Forms
- impinge

## Roots and Affixes
- Root: *peh₂ǵ-
- Root: impāctus

## Etymology
Attested since the 17th century, from Latin impāctus.

## AI Etymology
Impact is attested since the 17th century, from Latin impāctus. The historical line also includes *peh₂ǵ- (Proto-Indo-European). In current use, the main senses are “A strong effect or influence on someone or something” and “To have a strong effect on something”.

## Topics
- Describing Qualities

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impact

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