ultramassive

== English == === Etymology === From ultra- +‎ massive. === Pronunciation === IPA(key): /ˈʌltɹəˈmæs.ɪv/ === Adjective === ultramassive (comparative more ultramassive, superlative most ultramassive) (rare) Extraordinarily massive; of utmost massiveness. ==== Derived terms ==== ultramassive black hole