IPA: //ˌmaɪ.kroʊˈɛl.ɪ.mənt//
KK: /maɪkroʊˈɛlɪmənt/
A very small quantity of a substance that is essential for the growth and health of living organisms.
Plants need various microelements to grow properly, such as iron and zinc.
Microelement → It is formed from "micro-" (from Greek "mikros", meaning small) and "element" (from Latin "elementum", meaning a basic component or principle). The word "microelement" refers to a small essential element or nutrient required in minute quantities for the proper functioning of organisms.
Think of 'small' ('micro-') components that are essential ('element') for life — that's what a microelement is.