bitumen
US /baɪˈtuː.mən/
UK /baɪˈtuː.mən/

1.
bitume, asfalto
a black viscous mixture of hydrocarbons, obtained naturally or as a residue from petroleum distillation, used for road surfacing and roofing.
:
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The road was paved with bitumen.
La strada era pavimentata con bitume.
•
Roofing felt is often coated with bitumen for waterproofing.
Il feltro per tetti è spesso rivestito di bitume per l'impermeabilizzazione.