Noun
/melato'nina/
The word "melatonina" is used in the Spanish language in the field of medicine, specifically referring to the hormone melatonin. It is more commonly used in written texts than in oral speech.
Melatonin regulates the sleep-wake cycle.
Antes de tomar suplementos de melatonina, es recomendable consultar a un médico.
In Spanish, "melatonina" is not frequently used in idiomatic expressions.
The term "melatonina" comes from the Greek words melas meaning "black" and tonos meaning "tension," reflecting its role in controlling the body's sleep-wake cycle.