trace element

noun

: 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

Examples of trace element in a Sentence

Recent Examples on the Web
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By analyzing the trace elements in the ring’s sapphire and comparing the results with sapphires mined worldwide, the team concludes that Sri Lanka is the most likely place of origin. David Bressan, Forbes.com, 26 June 2025 Dirt collected by a resident at the site showed selenium, a trace element that can be harmful in heavy concentrations, according to the results, which were reviewed by The Times. Dakota Smith, Los Angeles Times, 28 Apr. 2025 Then, a mass spectrometer will analyze that soil for trace elements and compounds, with a focus on finding water and other volatiles that could support long-term lunar exploration. Ella Jeffries, Smithsonian Magazine, 27 Feb. 2025 Selenium is a vital trace element found in living organisms, soil and plants, and your body needs only a small amount of it to function. Aliasger K. Salem, The Conversation, 25 Feb. 2025 See All Example Sentences for trace element

Word History

First Known Use

1932, in the meaning defined above

Time Traveler
The first known use of trace element was in 1932

Browse Nearby Words

Cite this Entry

“Trace element.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/trace%20element. Accessed 14 Jul. 2025.

Kids Definition

trace element

noun
: a chemical element present in tiny amounts
especially : one that is used by a living thing and is considered essential to the functions necessary for life

Medical Definition

trace element

noun
: 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

More from Merriam-Webster on trace element

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