Definition

Noun A neurochemical (a natural chemical produced by the nervous system) that occurs naturally in the brain and has analgesic properties (the ability to reduce the perception of pain).

Usage and Examples

Noun * Exercise releases endorphins, which can improve your mood. * The pain-relieving effect of endorphins is sometimes called a "runner's high." * Scientists study how endorphins interact with the brain's receptors.

Advanced Usage

• Endorphin rush: A sudden, strong release of endorphins, often experienced during intense physical activity or excitement.
  • She felt an endorphin rush after completing the marathon.

Variants and Related Words

• Endogenous (adj): Originating from within an organism. Endorphins are opioids because the body produces them naturally.
• Opioid (noun): A broader class of substances, including both natural endorphins and synthetic drugs like morphine, that act on opioid receptors in the brain to relieve pain.

Synonyms

• Natural painkiller
• Endogenous opioid
• Neurochemical analgesic

Notes on Meaning

While endorphin primarily refers to a pain-inhibiting chemical, its common usage is strongly associated with feelings of well-being and euphoria that accompany its release, particularly through activities like exercise, laughter, or eating certain foods.

Noun

1. a neurochemical occurring naturally in the brain and having analgesic properties