epinephrine
epinephrine — noun
1. a substance that your body naturally releases when you feel frightened, excited,
a substance that your body naturally releases when you feel frightened, excited, or under pressure; it speeds up the heartbeat and gives you a sudden surge of energy. A synthetic version is given as a medical treatment for severe allergic reactions or to restart a stopped heart.
When Yumi saw a snake ahead, epinephrine flooded her body and she ran off.
body releases epinephrine in response to a threat
Dr. Samir injected epinephrine into Adisa's leg after his allergic reaction to peanuts.
be injected with epinephrine for allergic reaction
The runner felt a rush of epinephrine as he stood at the starting line.
An epinephrine injection can save a person whose throat is closing from an allergy.
Noor's heart pounded with epinephrine as she prepared to give her first speech.
- adrenaline
the common everyday name for the same hormone; 'adrenaline' is used more in casual speech, while 'epinephrine' is the medical term
文法句型
epinephrine + noun (as modifier)
release/produce/inject + epinephrine
a dose/rush/injection of + epinephrine
用法筆記
In everyday conversation, the word 'adrenaline' is more common than 'epinephrine', especially when talking about the natural rush of energy. 'Epinephrine' is the standard medical term used by doctors and in hospitals.