monogastric

As a noun rumen

is the first compartment of the stomach of a cow or other ruminants.

As an adjective monogastric is

having a simple single-chambered stomach.

As adjectives the difference between monogastric and nonruminant

is that monogastric is (biology) having a simple single-chambered stomach while nonruminant is not ruminant.

As a noun nonruminant is

any animal that is not a ruminant.

As a noun taxonomy

is the science or the technique used to make a classification.

As an adjective monogastric is

(biology) having a simple single-chambered stomach.

As an adjective monogastric is

(biology) having a simple single-chambered stomach.

As a noun stomach

is an organ in animals that stores food in the process of digestion.

As a verb stomach

is to tolerate (something), emotionally, physically, or mentally; to stand or handle something.

As an adjective monogastric is

having a simple single-chambered stomach.

As a noun chamber

is a room, especially one used primarily for sleeping; bedroom, sleeping room.

As a verb chamber

is to enclose in a room.

As an adjective monogastric is

having a simple single-chambered stomach.