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Definitions from WordNet

Definitions from the Web

Melatonin

Noun:

1. A hormone secreted by the pineal gland in the brain that helps regulate sleep and wake cycles.

"Taking melatonin supplements can help improve sleep quality and reduce jet lag."

2. A dietary supplement often used to treat insomnia and sleep disorders.

"She decided to try melatonin to help her fall asleep faster."

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Adjective:

1. Referring to or containing melatonin.

"He drank a cup of melatonin tea to relax before bedtime."

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Sample sentences:

1. "Many people rely on melatonin to reset their sleep schedule when traveling."

2. "His doctor recommended melatonin as a natural sleep aid."

3. "The melatonin tablets helped her regulate her sleep patterns."