Deter

/dɪˈtɜːr/

verbIntermediate📊CommonAction
1 meaning1 idiom/phrase3 questions

Definitions

1

To discourage or prevent someone from doing something, typically by instilling doubt, fear, or anxiety about the consequences.

/dɪˈtɜːr/

verbneutralIntermediate
Action

To discourage or prevent (someone) from doing something.

The high cost of the fine is intended to deter speeding.

💡 Simply: Imagine you want to eat all the cookies, but your mom says, "If you eat all the cookies, you won't be able to eat dinner!" That stops you. Deter means to stop someone from doing something by making them think about the bad things that could happen.

👶 For kids: To stop someone from doing something bad by making them scared.

More Examples

2

The police presence was meant to deter any public disorder.

3

The difficult exam deterred many students from taking the class.

How It's Used

Law Enforcement

"The threat of a long prison sentence is meant to deter potential criminals."

Security

"Security cameras and alarms deter burglars."

Personal Relationships

"Her fear of failure deterred her from applying for the promotion."

Synonyms & Antonyms

Synonyms

Idioms & expressions

deterrence

The action of discouraging an action or event through instilling doubt or fear of the consequences.

"Nuclear deterrence prevented the Cold War from escalating into a full-scale conflict."

From Latin *dēterrēre* 'to frighten from, discourage', from *dē-* 'away, from' + *terrēre* 'to frighten'.

The word 'deter' has been used since the 16th century, initially meaning 'to turn aside' and later evolving to its current meaning of discouraging or preventing.

Memory tip

Think of the word 'terror'. If something gives you terror, it will deter you.

Word Origin

LanguageLatin
Original meaning

"to frighten from, discourage"

deter crimedeter someone fromdeter a behaviordeter attacks

Common misspellings

deterrditer

Usage

40%Spoken
60%Written