essential element

British

noun

biochem any chemical element required by an organism for healthy growth. It may be required in large amounts (macronutrient) or in very small amounts (trace element) See also macronutrient trace element

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Petroleum is an essential element in modern industry, whether used as a fuel, a lubricant or an ingredient in plastics and chemicals.

From Barron's • Mar. 13, 2026

An ancient string instrument evolved into the flat-top acoustic guitar—an essential element in American folk, blues and rock.

From The Wall Street Journal • Dec. 19, 2025

Earlier this fall, a group of faith leaders including priests and nuns were detained after being refused admission inside to administer communion, an essential element of a Catholic’s faith life.

From Salon • Nov. 16, 2025

They’re an essential element of our democracy—of seeking justice and redress when a real wrong has been done to you, when your civil rights have been violated, when you’ve been a victim of a crime.

From Slate • Aug. 4, 2025

This was a reminder that an essential element of surveillance was disappearing into the background.

From "City Spies" by James Ponti

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023