melatonin
🇺🇸
/ˌmeləˈtəʊnɪn/
🇬🇧
/ˌmeləˈtəʊnɪn/
noun
R
A hormone that helps control sleep and wakefulness in people and animals. It is sometimes used to help with sleep problems.
Taking melatonin before bedtime can help you fall asleep faster.
translation
A hormone that helps control sleep and wakefulness in people and animals. It is sometimes used to help with sleep problems.
Word Forms
Plural
melatonins