Last Updated
：2026/01/08
ナトリウム
Hiragana
なとりうむ
Noun
Japanese Meaning
アルカリ金属元素の一つ。元素記号Na、原子番号11。柔らかく銀白色で、反応性が非常に高く、水と激しく反応して水酸化ナトリウムと水素を生じる。生体内では電解質として重要な役割を果たし、食塩（塩化ナトリウム）などの形で摂取される。 / 医学・栄養学などで、体液中の主要な陽イオンとしてのナトリウムを指し、電解質バランスや血圧調整に関わる成分として扱われる。
Easy Japanese Meaning
しおにふくまれるだいじなもの。からだにひつよう。
Chinese (Simplified) Meaning
钠，化学元素，符号Na / 碱金属元素，原子序数11
Chinese (Traditional) Meaning
鈉；化學元素，符號 Na / 鹼金屬之一，柔軟銀白且化學活性高的金屬 / 常見體內電解質，參與滲透壓與神經訊號傳導
Korean Meaning
기호 Na의 은백색 알칼리 금속 원소 / 식염의 주요 성분으로 체액의 전해질 균형에 필수
Indonesian
natrium / unsur kimia bernomor atom 11 / logam alkali
Vietnamese Meaning
natri / nguyên tố hóa học ký hiệu Na / kim loại kiềm hoạt động mạnh, thành phần của muối ăn
Tagalog Meaning
elementong kemikal na alkali, may simbolong Na / reaktibong metal at bahagi ng asin / mahalagang elektrolito sa katawan
Sense（1）
sodium
（ romanization ）
Quizzes for review
See correct answer
This food is high in sodium, so please be careful about your intake.
This food is high in sodium, so please be careful about your intake.
See correct answer
この食品はナトリウムが高いので、摂取量に注意してください。
Japanese - English
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