noun

hormone

hormone

Adrenaline is a stress hormone.

Adrenaline is a stress hormone.

The doctor checked her hormone levels.

The doctor checked her hormone levels.

hormone (noun) a chemical substance produced in the body Adrenaline is a stress hormone.

chemical messenger, neurotransmitter

From Greek 'horman', meaning 'to set in motion, impel, urge on', because it stimulates organs into action.

Think of a 'horn' 'moaning' to get things moving in your body. It's a chemical that urges your body to do something.

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