Share this entry

Share this page


Syllabification: an·ti·knock
Pronunciation: /ˌantēˈnäk, ˌantī-

Definition of antiknock in English:


A substance (such as tetraethyl lead) added to gasoline to inhibit preignition.
Example sentences
  • The single most important human exposure to lead was lead aerosol, formed by combustion of lead anti-knock additives in petrol, he said.
  • It focuses on efforts to cover up the health risks associated with lead in paints and ‘anti-knock’ gasoline and the vinyl chloride used in many plastics.
  • One commonly used application is in the production of anti-knock gasoline.

Share this entry

Share this page


What do you find interesting about this word or phrase?

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Top searches

= trending
Word of the day vicarious
Pronunciation: vɪˈkɛːrɪəs
experienced in the imagination through another person's feelings…