Definition, Meaning & Synonyms
catecholamine
noun
/ˌkætɪˈkoʊləˌmiːn/

Definition
Catecholamine refers to a class of neurotransmitters that are derived from the amino acid tyrosine and include hormones such as epinephrine, norepinephrine, and dopamine.

Examples
- The release of catecholamines during exercise helps to enhance physical performance.
- Stress can lead to elevated levels of catecholamines in the bloodstream.
- Some medications are used to regulate catecholamine levels in patients with certain disorders.

Meaning
Catecholamines play a crucial role in the body’s response to stress by increasing heart rate, blood pressure, and energy availability.

Synonyms
- neurotransmitter
- hormone