English adjective: antiknock | |||
1. | antiknock suppressing or eliminating engine knock in combustion engines | ||
Samples | Antiknock properties. Antiknock rating. | ||
Synonyms | antiknocking | ||
Similar | leaded | ||
Antonyms | leadless, unleaded | ||
English noun: antiknock | |||
1. | antiknock (substance) any of various compounds that are added to gasoline to reduce engine knocking | ||
Broader (hypernym) | chemical compound, compound | ||
Narrower (hyponym) | lead tetraethyl, tetraethyl lead | ||