: an organic ion carrying a positive charge on a carbon atom — compare carbanion
Examples of carbonium in a Sentence
Recent Examples on the WebThe bezel is blue carbonium, a lightweight, durable material used in the aerospace industry that, because its manufacturing process involves using waste materials, has a 40% lower environmental impact than other carbon.
Carol Besler, Forbes, 9 Apr. 2021
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'carbonium.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.