Abomasal – Definition & Meaning

Abomasal is a term that is often used in the medical field, specifically in veterinary medicine. It refers to a specific part of the digestive system in ruminant animals, such as cows and sheep. Despite its specific use, the term has a rich history and meaning that goes beyond its medical definition.


Abomasal refers to the fourth and final chamber of the stomach in ruminant animals. It is also known as the true stomach, as it is the chamber where digestion occurs. The abomasum is responsible for breaking down food and absorbing nutrients, much like the stomach in humans.


The term abomasal comes from the Latin word ab- which means “away from” and omasum which means “paunch.” The word was first used in the 19th century by veterinarians and scientists studying the digestive system of ruminants.

Meaning in different dictionaries

In medical dictionaries, abomasal is defined as “relating to or located in the abomasum.” The Merriam-Webster dictionary defines it as “of or relating to the fourth stomach of a ruminant.” The Oxford English Dictionary defines it as “of or pertaining to the abomasum.”


Abomasal is often associated with the digestive system of ruminant animals, specifically cows and sheep. It is also associated with veterinary medicine and animal husbandry.


The synonyms of abomasal include gastric, stomachic, and gastric juice.


The antonyms of abomasal include non-ruminant, monogastric, and single-stomached.

The same root words

The same root words as abomasal include abomasa, abomasum, and omasum.

Example Sentences

  1. The veterinarian diagnosed the cow with abomasal displacement.
  2. The abomasal pH of sheep is lower than that of cows.
  3. The abomasal contents were analyzed for nutrient content.
  4. The abomasal contractions help move food through the digestive system.
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