Last Updated
：2025/11/19
RO
Noun
abbreviation
alt-of
countable
initialism
uncountable
Japanese Meaning
逆浸透（ろ） – 逆浸透法に基づいた浄水技術の初期文字表現 / 接近禁止命令 – 個人などに対し一定の接近を禁じる法的措置の初期文字表現 / 受信（受領）事務所 – 郵便などの受領窓口や取扱部署の初期文字表現
Sense（1）
Sense（2）
Sense（3）
（ plural ）
Quizzes for review
Initialism of reverse osmosis. / Initialism of restraining order. / (postal) Initialism of receiving office.
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RO
The new RO system reduced salt and mineral content more effectively than the older filter.
See correct answer
The new RO system reduced salt and mineral content more effectively than the older filter.
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