Definition of deter in English:

deter

Syllabification: de·ter
Pronunciation: /dəˈtər
 
/

verb (deters, deterring, deterred)

[with object]
1Discourage (someone) from doing something, typically by instilling doubt or fear of the consequences: only a health problem would deter him from seeking re-election
More example sentences
  • All the academic evidence suggests fear of debt deters people from less prosperous backgrounds.
  • Usually, the fear of victimisation deters people from making complaints against corrupt officials.
  • It is the lack of awareness and fear that deters people from getting themselves examined.
Synonyms
discourage, dissuade, put off, scare off; dishearten, demoralize, daunt, intimidate; disincentivize
1.1Prevent the occurrence of: strategists think not only about how to deter war, but about how war might occur
More example sentences
  • Informing on dealers can deter crime and prevent untold human misery, according to the campaign.
  • The order is aimed at deterring anti-social behaviour and preventing escalation of the behaviour, without recourse to criminal sanctions.
  • It clearly makes nuclear weapons a tool for fighting a war, rather than deterring them.
Synonyms

Origin

mid 16th century: from Latin deterrere, from de- 'away from' + terrere 'frighten'.

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