ANTIKNOCK

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does antiknock mean? 

• ANTIKNOCK (noun)
  The noun ANTIKNOCK has 1 sense:

1. any of various compounds that are added to gasoline to reduce engine knocking

  Familiarity information: ANTIKNOCK used as a noun is very rare.

• ANTIKNOCK (adjective)
  The adjective ANTIKNOCK has 1 sense:

1. suppressing or eliminating engine knock in combustion engines

  Familiarity information: ANTIKNOCK used as an adjective is very rare.

 Dictionary entry details 

• ANTIKNOCK (noun)

Sense 1

Meaning:

Any of various compounds that are added to gasoline to reduce engine knocking

Classified under:

Nouns denoting substances

Hypernyms ("antiknock" is a kind of...):

chemical compound; compound ((chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight)

Hyponyms (each of the following is a kind of "antiknock"):

lead tetraethyl; tetraethyl lead (a clear oily poisonous liquid added to gasoline to prevent knocking)

Derivation:

antiknock (suppressing or eliminating engine knock in combustion engines)

• ANTIKNOCK (adjective)

Sense 1

Meaning:

Suppressing or eliminating engine knock in combustion engines

Synonyms:

antiknock; antiknocking

Context example:

antiknock rating

Similar:

leaded (treated or mixed with lead)

Derivation:

antiknock (any of various compounds that are added to gasoline to reduce engine knocking)