Leaded gasoline and Unleaded gasoline
Opposite meaning terms
Leaded gasoline
Leaded gasoline noun - Gasoline treated with a lead compound to reduce motor knocks.
Usage example: combustion of leaded gasoline released lead into the air where it could cause lead poisoning
Show all Definitions
Synonyms for Leaded gasoline
Unleaded gasoline is an antonym for leaded gasoline.
Unleaded gasoline
Unleaded gasoline noun - Gasoline that has not been treated with a lead compound.
Show all Definitions
Synonyms for Unleaded gasoline
Leaded gasoline is an antonym for unleaded gasoline.
Cite this Source
Unleaded gasoline and Leaded gasoline. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/leaded_gasoline/unleaded_gasoline
Leaded gasoline & Unleaded gasoline. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/leaded_gasoline/unleaded_gasoline>.
Unleaded gasoline or Leaded gasoline. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/leaded_gasoline/unleaded_gasoline.
Google Ngram Viewer shows how "leaded gasoline" and "unleaded gasoline" have occurred on timeline