Last Updated
：2026/01/04
だっちつ
Kanji
脱窒
Noun
Japanese Meaning
脱窒: 硝酸塩や亜硝酸塩などの窒素化合物が、主として微生物の働きによって窒素ガスなどに還元され、大気中へ放出される過程。また、その働き。水質浄化や窒素循環に関わる重要な現象。
Easy Japanese Meaning
みずのなかのちっそというものをばいきんがへらすこと
Chinese (Simplified) Meaning
反硝化作用 / 脱氮作用 / 将硝酸盐还原为氮气的过程
Chinese (Traditional) Meaning
反硝化作用 / 脫氮作用 / 將硝酸鹽還原為氮氣的過程
Korean Meaning
질산염·질산성 질소를 질소 가스로 환원해 제거하는 과정 / 미생물에 의해 질소 화합물이 환원되어 질소가 방출되는 현상 / 하·폐수에서 질소를 제거하는 생물학적 처리
Vietnamese Meaning
quá trình khử nitrat thành khí nitơ / sự loại bỏ hợp chất chứa nitơ khỏi đất hoặc nước
Tagalog Meaning
prosesong mikrobiyal na nagbabago ng nitrato tungo sa nitrogen gas / pag-alis ng nitrato sa tubig o lupa sa pamamagitan ng bakterya
Sense（1）
脱窒: denitrification
（ romanization ）
Quizzes for review
See correct answer
だっちつ
See correct answer
In this lake, denitrification is actively taking place.
See correct answer
この湖では、だっちつが活発に行われている。
Japanese - English
Word Edit Setting
- Users who have edit permission for words - All Users
- Screen new word creation
- Screen word edits
- Screen word deletion
- Screen changing entry name
- Users authorized to vote on judging - All Users
- Number of votes required for decision - 1
Sentence Edit Setting
- Users who have edit permission for sentences - All Users
- Screen sentence deletion
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
Quiz Edit Setting
- Users who have edit permission for quizzes - All Users
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
