petrochemical
noun [ C ]
NATURAL RESOURCES, PRODUCTION uk/ˌpetrəˈkemɪkəl/ usone of the chemical substances obtained from oil or natural gas:
Less than a third of the raw materials used by the group are petrochemicals.
petrochemicals [ plural ]
products made from the chemical substances obtained from oil or natural gas:
Our society is heavily dependent on oil-based goods such as plastics and petrochemicals.
a petrochemicals company/business/plant
petrochemicals [ U ]
(also the petrochemical industry)
the industry that produces petrochemicals:
Half the workers in this state are employed in petrochemicals.