English adrenaline meaning in English  •  adrenaline का अर्थ अंग्रेजी में

Noun

• .
• a hormone secreted by the adrenal medulla that acts as a powerful stimulant in reponse to fear or stress; it stimulates autonomic nerve action. It can be obtained as a crystalline substance, C9H13NO3. It is used in medicine as a vasocons