different between mammal vs melatonin

English

Etymology

Modern Latin Mammalia, coined 1758 by Linnaeus for the class of mammals, from neuter plural of Late Latin mammalis (“of the breast”), from Latin mamma (“breast”), perhaps cognate with mamma (mother).

Pronunciation

• (General American) IPA^(key): /?mæm?l/
• Hyphenation: mam?mal

Noun

mammal (plural mammals)

1. An animal of the class Mammalia, characterized by being warm-blooded, having hair and producing milk with which to feed its young.
2. (paleontology) A vertebrate with three bones in the inner ear and one in the jaw.

Hyponyms

• See also Thesaurus:mammal

Derived terms

Related terms

• mammarial
• mammary

Translations

English

Etymology

Blend of melanin +? serotonin.

Pronunciation

• IPA^(key): /?m?l??to?n?n/

Noun

melatonin (usually uncountable, plural melatonins)

1. A hormone, related to serotonin, that is secreted by the pineal gland, and stimulates colour change in the skin of reptiles, and is involved in the sleep/wake and reproductive cycles in mammals.
2. Any material similar in its chemistry and effect to the natural hormone.

Translations

Danish

Etymology

From English melatonin.

Noun

melatonin c (singular definite melatoninen, not used in plural form)

1. melatonin

Declension