English dictionary, thesaurus, translations & etymology
FreeDict.com

melatonin

What is another word for melatonin? Here is its meaning, with related words and examples.

Noun — A hormone made by the pineal gland that helps control the body's sleep and wake cycle and, in mammals, its reproductive cycle.

We haven't recorded synonyms for melatonin yet. You can still read its full definition, where it comes from, or words that rhyme with it.

How to use melatonin

The word patterns that sound natural to a native speaker.

melatonin levels take melatonin melatonin supplement melatonin production

Used comfortably in both everyday conversation and medical writing.

Etymology

The word is built from mela-, tone, and the suffix -in. It traces back to the Ancient Greek word for black or dark.

Full origin of melatonin →

Frequently asked questions

What is melatonin?
It is a hormone released by the pineal gland that helps regulate sleep and, in mammals, reproduction. The name is also used for manufactured versions sold as supplements.
Does melatonin help you sleep?
Yes, it is closely tied to the body's sleep and wake cycle, which is why supplement versions are taken to encourage sleep.
Is melatonin the same as serotonin?
No, though the two are related, melatonin and serotonin are different hormones with different roles in the body.

Nearby words

← Back to the full definition of melatonin
Synonyms and antonyms from Wiktionary, CC BY-SA.