[pe-troh-kem-i-kuh l] /ˌpɛ troʊˈkɛm ɪ kəl/
a substance obtained from petroleum or natural gas, as gasoline, kerosene, or petrolatum.
of or relating to petrochemistry or a petrochemical.
any substance, such as acetone or ethanol, obtained from petroleum or natural gas
of, concerned with, or obtained from petrochemicals or related to petrochemistry
1913, from petro- (1) + chemical (adj.). As a noun from 1942.
Any of a large number of chemicals made from petroleum or natural gas. Important petrochemicals include benzene, ammonia, acetylene, and polystyrene. Petrochemicals are used to produce a wide variety of materials, such as plastics, explosives, fertilizers, and synthetic fibers.
Any material made from substances found in oil or natural gas. Most plastics are petrochemicals.
[pe-troh-kem-uh-stree] /ˌpɛ troʊˈkɛm ə stri/ noun 1. the branch of chemistry dealing with petroleum or its products. 2. the chemistry of rocks. /ˌpɛtrəʊˈkɛmɪstrɪ/ noun 1. the chemistry of petroleum and its derivatives 2. the branch of chemistry concerned with the chemical composition of rocks
[pe-troh-dol-erz] /ˈpɛ troʊˌdɒl ərz/ plural noun 1. surplus revenues in dollars accumulated by petroleum-exporting countries, as those of the Middle East, especially when then used for foreign loans or investments. /ˈpɛtrəʊˌdɒlə/ noun 1. money, paid in dollars, earned by a country for the exporting of petroleum noun a unit representing money earned by a petroleum-producing […]
[pe-troh-dol-erz] /ˈpɛ troʊˌdɒl ərz/ plural noun 1. surplus revenues in dollars accumulated by petroleum-exporting countries, as those of the Middle East, especially when then used for foreign loans or investments.
1. . abbreviation 1. petrography petrography