Last Updated
：2025/11/29
EM
Noun
abbreviation
alt-of
countable
initialism
uncountable
Japanese Meaning
（生物学分野）「Effective Microorganism」の頭字語。つまり、有用（または有効）な微生物群を指す。 / （エネルギー分野）「Energy Management」の頭字語。すなわち、エネルギーの管理や運用を意味する。 / （科学分野）「electron microscope」の略語。すなわち、電子顕微鏡を指す。
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（ plural ）
Quizzes for review
(biology, countable) Initialism of Effective Microorganism. / (energy) Initialism of Energy Management. / (countable) Abbreviation of electron microscope.
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See correct answer
EM
The gardener added EM to the compost pile to speed up decomposition.
See correct answer
The gardener added EM to the compost pile to speed up decomposition.
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