trace element
Definition of trace element
: a chemical element present in minute quantities; especially : a micronutrient (such as iodine, iron, and zinc) with an optimum daily intake of typically less than 100 milligrams a day
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1932
First Known Use of trace element
1932
TRACE ELEMENT Defined for English Language Learners
trace element
Definition of trace element for English Language Learners
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: a chemical element that is present only in very small amounts
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: a chemical or element that a living thing needs in very small amounts in order to live
Medical Dictionary
trace element
Medical Definition of trace element
: a chemical element present in minute quantities; especially : a micronutrient (as iodine, iron, and zinc) with an optimum daily intake of typically less than 100 milligrams
Learn More about trace element
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Britannica.com: Encyclopedia article about trace element
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