polynuclear
adjective
poly·nu·cle·ar
ˌpä-lē-ˈnü-klē-ər 
-ˈnyü-,
nonstandard -kyə-lər
: chemically polycyclic especially with respect to the benzene ring
—used chiefly of aromatic hydrocarbons that are important as pollutants and possibly as carcinogens
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There was evidence of total petroleum hydrocarbons, though the summary did not list which specific chemicals, and polynuclear aromatic hydrocarbons – chemicals that occur naturally in coal, crude oil, and gasoline – in the soil.
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Kaitlin Durbin, cleveland, 17 Aug. 2022
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Kaitlin Durbin, cleveland, 17 Aug. 2022
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“Polynuclear.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/polynuclear. Accessed 26 Jul. 2025.
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polynuclear
adjective
poly·nu·cle·ar
ˌpäl-i-ˈn(y)ü-klē-ər
: chemically polycyclic especially with respect to the benzene ring
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