内啡素

Traditional form:

內啡素

Pinyin (reading):

nèifēisù

Definitions:

• endorphin

Characters:

• 内 - inside
• 啡 - coffee; morphine
• 素 - plain; white; vegetarian; formerly; normally

Traditional characters:

• 內 - inside
• 啡 - coffee; morphine
• 素 - plain; white; vegetarian; formerly; normally