plural minerals
1
: a substance (such as quartz, coal, petroleum, salt, etc.) that is naturally formed under the ground
2
: a chemical substance (such as iron or zinc) that occurs naturally in certain foods and that is important for good health
an adequate supply of vitamins and minerals
Cite this Entry
“Mineral.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/mineral. Accessed 8 May. 2026.
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