Definition of carbonous in US English:

carbonous

adjective

  • 1Of the nature of or resembling coal or charcoal.

  • 2Chemistry. Of or relating to the element carbon; containing carbon; specifically of divalent carbon (now rare).

Origin

Mid 18th century. Originally from classical Latin carbōn-, carbō + -ous. In later use directly from carbon + -ous.

Pronunciation

carbonous

/ˈkɑːbənəs/