carbonize
verb (used with object)
to char (organic matter) until it forms carbon.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The cold in the studio grew keener, and the wick of the lamp began to carbonise and burn red, while Claude, still bending over his sketch, did not seem conscious of the passing minutes.
From His Masterpiece by Ernest Alfred Vizetelly