Definition of CANDU in English:

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Pronunciation: /ˈkanˌdo͞o/ Pronunciation: /-ˈdo͞o/
(also Candu)


A nuclear reactor of a Canadian design in which the fuel is unenriched uranium oxide clad in zircaloy and the coolant and moderator is heavy water.
Example sentences
  • Hints from the SKP that it might reopen the province to a Candu nuclear industry likely reinforced the polarization of the vote to the benefit of Calvert.
  • The United Nations Energy Agency can confirm that there is no evidence that any country has ever used material from a Candu reactor to make nuclear weapons.
  • The following day it staged a photo opportunity for the signing of a memorandum with AECL (Atomic Energy of Canada Ltd) which designs and makes Candu nuclear plants.


From Can(ada) + the initial letters of deuterium and uranium.

For editors and proofreaders

Syllabification: CANDU

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