nummulite

As nouns the difference between nummulite and limestone

is that nummulite is a protozoan from the tertiary period, known only as fossils while limestone is (mineralogy) an abundant rock of marine and fresh-water sediments; primarily composed of calcite (caco₃); it occurs in a variety of forms, both crystalline and amorphous.

As an adjective limestone is

made of or with limestone.

As nouns the difference between terms and nummulite

is that terms is while nummulite is a protozoan from the tertiary period, known only as fossils.

As a noun nummulite

is a protozoan from the tertiary period, known only as fossils.

As an adjective nummulitic is

of or pertaining to nummulites.

As nouns the difference between fossil and nummulite

is that fossil is fossil while nummulite is a protozoan from the tertiary period, known only as fossils.

As an adjective tertiary

is (geology) of or pertaining to the first part of the cenozoic era when modern flora and mammals appeared.

As a proper noun tertiary

is (geology) the first part of the cenozoic era when modern flora and mammals appeared.

As a noun nummulite is

a protozoan from the tertiary period, known only as fossils.

As nouns the difference between protozoan and nummulite

is that protozoan is (cytology) any of the diverse group of eukaryotes, of the phylum protozoa, that are primarily unicellular, existing singly or aggregating into colonies, are usually nonphotosynthetic, and are often classified further into phyla according to their capacity for and means of motility, as by pseudopods, flagella, or cilia while nummulite is a protozoan from the tertiary period, known only as fossils.

As an adjective protozoan

is of, pertaining to, or characteristic of a protozoan.