Definition

Noun: A specific chemical compound, which is a triglyceride. It is formed from three molecules of butyric acid bonded to a glycerol backbone. It is characterized as a bitter-tasting, oily substance and is one of the structural forms of butyrin.

Usage

Tributyrin is a technical term used primarily in the fields of chemistry, biochemistry, and food science. It refers to a specific fat molecule.

Examples

• Chemistry/Biochemistry:
  • Tributyrin is used as a substrate in laboratory assays to test for the presence of lipase enzymes.
  • The hydrolysis of tributyrin yields glycerol and butyric acid.
• Food Science:
  • The bitter, oily taste in some spoiled dairy products can be attributed to compounds like tributyrin.

Advanced Usage

• "Tributyrin agar": A specialized growth medium used in microbiology to detect bacterial lipase activity. The breakdown of tributyrin in the agar creates a clear halo around colonies that produce the enzyme.

Variants and Related Words

• Butyrin (noun): A general term for any triglyceride containing butyric acid. Tributyrin is the triester form.
• Triglyceride (noun): The general class of lipids to which tributyrin belongs, consisting of three fatty acids esterified to glycerol.
• Butyric acid (noun): The short-chain fatty acid that is the building block of tributyrin.

Synonyms

• Glyceryl tributyrate: The systematic chemical name for tributyrin.

Notes

This word has no common idioms, phrasal verbs, or colloquial uses. It is a precise scientific term.

Noun

1. a bitter oily triglyceride of butyric acid; a form of butyrin