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decommission Syllabification: de·com·mis·sion
Pronunciation: /ˌdēkəˈmiSHən/

Definition of decommission in English:


[with object]
1Withdraw (someone or something) from service, in particular.
Example sentences
  • If a deal is reached, the IRA is expected to make the first move with plans to decommission its weapons and stand down its military organisation.
  • If the IRA decommissions its weapons, this stance is arguably no longer relevant.
  • A problem is defining a role for the UVF now that the IRA has said that its armed campaign is at an end and has decommissioned its weapons.
1.1Make (a nuclear reactor or weapon) inoperative, and dismantle and decontaminate it to make it safe.
Example sentences
  • During the discussion in Brussels Kovachev stressed that all applicant countries, which should decommission nuclear reactors by set deadlines, also have a time frame for accession to the EU.
  • British Energy, owner of most of Britain's reactors, had to have a £1 billion-plus bail-out from the government with at least £40 billion more needed to decommission old reactors.
  • In a more realistic scenario, Bulgaria will decommission reactors 1 and 2 by end - 2002 as agreed upon with the EC and it will preserve reactors 3 and 4.
1.2Take (a ship) out of service.
Example sentences
  • He is also planning a fitting farewell for the crew of HMS Marlborough when the ship is decommissioned in the summer.
  • Mr Lambert, the ship's bosun, engineers and the ship's cook, stayed on board while the ship was decommissioned.
  • Frequently, multiple ships shared the same name or, even more commonly, when an original ship was decommissioned, lost, or damaged beyond repair, the original name was conferred on the replacement ship.
Definition of decommission in:
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