supercarbonate
/suːpəˈkɑːbəneɪt/ /sjuːpəˈkɑːbəneɪt/Chemistry rare
verb
[with object] To carbonate to a high degree; to charge (a substance) with a high proportion of carbon, or of carbon dioxide.
Origin
Late 18th century; earliest use found in Thomas Beddoes (1760–1808), chemist and physician. From super- + carbonate.