Last Updated
：2025/11/19
RI
Noun
abbreviation
alt-of
countable
initialism
uncountable
Japanese Meaning
放射性同位体（ラジオアイソトープ）の頭字語 / 無線干渉（ラジオインターフェアレンス）の頭字語
Sense（1）
Sense（2）
（ plural ）
Quizzes for review
Initialism of radioisotope. / Initialism of radio interference.
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See correct answer
RI
Before the experiment, the technician labeled each vial containing RI to ensure proper handling.
See correct answer
Before the experiment, the technician labeled each vial containing RI to ensure proper handling.
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English - English
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