rumen

[ roo-min ]

noun

, plural ru·mi·na [roo, -m, uh, -n, uh].

1. the first stomach of ruminating animals, lying next to the reticulum.

rumen

/ ˈruːmɛn /

noun

1. the first compartment of the stomach of ruminants, behind the reticulum, in which food is partly digested before being regurgitated as cud

rumen

/ ro̅o̅′mən /

1. The first and largest division of the stomach in ruminant animals, in which the food is fermented by microorganisms.
2. See more at ruminant

Word History and Origins

Origin of rumen¹

First recorded in 1720–30, rumen is from the Latin word rūmen throat, gullet

Word History and Origins

Origin of rumen¹

C18: from Latin: throat, gullet

Example Sentences

An investigation of the effects of ketoprofen following rumen fistulation surgery in lactating dairy cows.

From Nautilus

Austrian researchers found that the digestive microbes in the rumen may be strong enough to break down plastic.

From Popular-Science

All three were broken down by the microorganisms in the rumen fluid with the powder version breaking down quicker than the other two.

From Popular-Science

In the past, experiments to break down plastics have relied on single microorganisms but the fluid found in the rumen has proven to be more effective.

From Popular-Science

Because cows’ stomachs can break down materials similar in structure to plastic, like plant-based polyesters produced by a plant called cutin, the scientists hypothesized that rumen could also break down plastic.

From Popular-Science

In den Rumen hatten unsre Leute bereits wie die Vandalen gehaust.

From Project Gutenberg

When the distention is great, the blood is prevented from circulating in the vessels of the rumen, and is determined to the head.

From Project Gutenberg

The danger of jumping or running is greatest when the rumen is distended with food.

From Project Gutenberg

The rumen or first stomach of the camels and llamas is provided with so-called “water-cells,” for the storage of water.

From Project Gutenberg

The operation should be performed in severe cases only, where the rumen is excessively overloaded and distended.

From Project Gutenberg