deuterium Meaning in the Cambridge English Dictionary
Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

Meaning of “deuterium” in the English Dictionary

"deuterium" in British English

See all translations

deuteriumnoun [U]

uk   /djuːˈtɪə.ri.əm/  us   /-tɪr-/ specialized
an isotope of hydrogen that is ​twice the ​mass of ​ordinary hydrogen: The ​nucleus of a deuterium ​atomcontains a ​proton and a ​neutron.
(Definition of deuterium from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"deuterium" in American English

See all translations

deuteriumnoun [U]

 /duˈtɪər·i·əm/
chemistry a ​type of hydrogen (= ​gas) that is ​twice as ​heavy as the ​usualform of ​hydrogen
(Definition of deuterium from the Cambridge Academic Content Dictionary © Cambridge University Press)
Translations of “deuterium”
in Chinese (Simplified) 重氢(氢的同位素,质量是普通氢的两倍)…
in Chinese (Traditional) 重氫,氘(氫的同位素,質量是普通氫的兩倍)…
What is the pronunciation of deuterium?
Add Cambridge dictionaries to your browser to your website
Word of the Day

chestnut

a large tree with leaves divided into five parts and large round nuts that can be eaten

Word of the Day