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antiknock

 
Adjective antiknock has 1 sense
  1. antiknock - (of gasoline) containing tetraethyl lead; "antiknock gasoline"
    Antonyms:
    unleaded, leadless (indirect, via leaded)
antihesis antihistamine antihistimine antihook antihypertensive antihypertensive drug antihypertensives antiincombancy antiknock antikythera antilepton antillean antilles antilocapra antilocapra americana antilocapridae antilock

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