noun
trace element
A chemical element present in very small amounts in a substance, organism, or environment. Common in scientific and nutritional contexts.
土壌中の微量元素を分析した。
We analyzed the trace elements in the soil.
鉄や亜鉛は人体に必要な微
Iron and zinc are trace elements essential for the human body.
noun
micronutrient
Specifically refers to a trace element that is essential for nutrition, often used in biology and health sciences. Compare with 微量要素 (びりょうようそ), a synonym.
See also: 微量要素 (びりょうようそ)
このサプリメントには複数の微量元素が含まれている。
This supplement contains several micronutrients.