(organic chemistry) The compound NC-C≡C-CN; dicyanoacetylene

(astrology) Pertaining to a type of asteroid, meteor, or comet, that contains mainly the carbon element and iron. / Being a certain type of metal alloy.

(astronomy) A theoretical type of terrestrial planet that could form, if protoplanetary discs are carbon-rich and oxygen-poor.

plural of carbon paper

plural of carbon star

(informal, organic chemistry) Clipping of carbon tetrachloride.

The transfer of CO₂-intensive industries, and consequently of greenhouse gas emissions and industrial jobs, from countries applying strict emission controls to countries with less stringent environmental regulations.

(organic chemistry) The methyl ester of carbonic acid (CO(OCH₃)₂) that is used in organic synthesis as a methylating agent

(organic chemistry) Describing any compound (or ring within a compound) containing more than one carbon atom

present participle of carbon copy