Definition

Noun: - The third compartment of the stomach of a ruminant animal: This is a specialized chamber in the digestive system of animals like cows, sheep, and goats, which is technically known as the omasum. Its primary function is to absorb water and nutrients from the digested food.

Usage

The term "third stomach" is used specifically in the context of zoology, veterinary science, and animal husbandry to describe a part of ruminant anatomy. - The veterinarian examined the cow's third stomach for signs of blockage. - In biology class, we learned that the omasum, or third stomach, follows the reticulum in the ruminant's digestive process.

Advanced Usage

• "third stomach of a ruminant": This full phrase is often used for precise scientific clarity.
  • The study focused on the microbial population within the third stomach of a ruminant.

Variants and Related Words

• Omasum (noun): The formal anatomical and scientific term for the third stomach.
  • The omasum is characterized by its many folds, which increase the surface area for absorption.
• Psalterium (noun): An older, less common synonym for the omasum.
• Reticulum (noun): The second stomach compartment.
• Abomasum (noun): The fourth and "true" stomach compartment.

Synonyms

• Omasum: The direct scientific synonym.
• Psalterium: An alternative historical term.

Related Terms (Not Phrasal Verbs)

• Ruminant stomach: Refers to the entire multi-chambered stomach system, which includes the rumen, reticulum, omasum, and abomasum.
  • The complex structure of the ruminant stomach allows for efficient digestion of plant material.

Noun

1. the third compartment of the stomach of a ruminant