trace element
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معنی فارسی
عنصر کم مقدار
معنی کامل و مثالها
● مقدار کم، مقدار ناچیز و غیر قابل اندازهگیری
● مواد حیاتی برای گیاه و جانور ولی به مقدار بسیار کم
ریشه و کاربرد
ریشه
From 'trace' + 'element'. First known use in the 19th century with the development of chemistry.
مثال
- Zinc is a trace element necessary for human health.
- The soil was tested for trace elements.
- The water sample contained several trace elements.
ترکیبهای رایج
Necessary trace element Contains trace elements Test for trace elements
تعریف انگلیسی
noun
- an element that occurs at very small quantities in the body but is nonetheless important for many biological processes