DEUTERIUM

deuterium, heavy hydrogen

(noun) an isotope of hydrogen which has one neutron (as opposed to zero neutrons in hydrogen)

Source: WordNet® 3.1


Etymology

Noun

deuterium (plural deuteriums)

(isotope) An isotope of hydrogen formed of one proton and one neutron in each atom - 21H.

An atom of this isotope.

Synonyms

• heavy hydrogen

• D (chemical symbol)

Hypernyms

• hydrogen

Coordinate terms

• (isotopes of hydrogen): protium, tritium, quadrium

Source: Wiktionary



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Word of the Day

23 January 2025

LEFT

(adjective) being or located on or directed toward the side of the body to the west when facing north; “my left hand”; “left center field”; “the left bank of a river is bank on your left side when you are facing downstream”


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Coffee Trivia

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