polycyclic aromatic hydrocarbon


polycyclic aromatic hydrocarbon

noun

Definition of POLYCYCLIC AROMATIC HYDROCARBON

:  any of a class of hydrocarbon molecules that have multiple carbon rings, and that include carcinogenic substances and environmental pollutants —abbreviation PAH

First Known Use of POLYCYCLIC AROMATIC HYDROCARBON

1951

polycyclic aromatic hydrocarbon

noun    (Medical Dictionary)

Medical Definition of POLYCYCLIC AROMATIC HYDROCARBON

: any of a class of hydrocarbon molecules with multiple carbon rings that include numerous carcinogenic substances and environmental pollutants—called also PAH, polynuclear aromatic hydrocarbon

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