🔤 Pyrene

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📖

URDU

گٹھلی، سختک، جوزک، پھلوں کے اندر پائی جانے والی گٹھلی
🇬🇧

ENGLISH

📚noun
pyrene
📝

DEFINITION

A polycyclic aromatic hydrocarbon containing four fused benzene rings; first isolated from coal tar
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