ultramassive

As a noun terms

is .

As an adjective ultramassive is

extremely or exceedingly massive; of utmost massiveness.

As a noun massiveness

is the property of being massive.

As an adjective ultramassive is

extremely or exceedingly massive; of utmost massiveness.

As adjectives the difference between utmost and ultramassive

is that utmost is situated at the most distant limit; farthest while ultramassive is extremely or exceedingly massive; of utmost massiveness.

As a noun utmost

is maximum; greatest possible amount or quantity.

As adjectives the difference between massive and ultramassive

is that massive is of or pertaining to a large mass; weighty, heavy, or bulky while ultramassive is extremely or exceedingly massive; of utmost massiveness.

As a noun massive

is a homogeneous mass of rock, not layered and without an obvious crystal structure.

As an adverb exceedingly

is to a vastly great extent or degree.

As an adjective ultramassive is

extremely or exceedingly massive; of utmost massiveness.