TRACE ELEMENT

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

An element that occurs at very small quantities in the body but is nonetheless important for many biological processes

Classified under:

Nouns denoting substances

Hypernyms ("trace element" is a kind of...):

chemical element; element (any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter)

Credits

 Context examples: 

A formulation of the mustard plant Brassica juncea grown in a medium that has been enriched with the trace element selenium with potential chemopreventive and chemopotentiating activities.

(high-selenium Brassica juncea, NCI Thesaurus)