ＨＷＲ

noun

heavy-water reactor; HWR

Technical term in nuclear engineering; refers to a reactor that uses heavy water as a moderator. The abbreviation HWR is common in Japanese technical documents.

See also: 重水炉

• ＨＷＲは重じゅう水すいを減げん速そく材ざいとして使し用ようする原げん子し炉ろです。

  An HWR is a nuclear reactor that uses heavy water as a moderator.