essential element

British  

noun

1. 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

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Example Sentences

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

The doxing charge recently was dropped by prosecutors after it was determined Brown had not revealed the agent’s home address, an essential element of the alleged crime, according to motions filed in that case.

From Los Angeles Times • Feb. 12, 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

But secrecy was an essential element of military operations, and Ellsberg was not one to blow the whistle.

From "Most Dangerous: Daniel Ellsberg and the Secret History of the Vietnam War" by Steve Sheinkin