primary constituents

Definitions

The fundamental or essential components that make up a whole.

The main or most important elements of a substance, mixture, or organization.

Examples

Nitrogen and oxygen are the primary constituents of the Earth's atmosphere.

The primary constituents of the alloy were copper and zinc, which gave the metal its distinct properties.

Synonyms

main components essential elements fundamental parts core ingredients principal building blocks

Antonyms

minor additives secondary features insignificant details peripheral elements trivial components