Glossary term
trace metal
Definition
One of a group of metals that occur in extremely small quantities and can be found in animal and plant cells and tissue. Trace metals include iron (Fe), magnesium (Mg), lithium (Li), zinc (Zn), copper (Cu), chromium (Cr), nickel (Ni), cobalt (Co), vanadium (V), arsenic (As), molybdenum (Mo) and selenium (Se).