essential.
Necessary.
Meaning & usage
Necessary.
Very important; of high importance.
I see it as essential that there should be somewhere to park.
Necessary for survival but not synthesized by the organism, thus needing to be ingested.
Being in the basic form; showing its essence.
Don’t mind him being grumpy. That’s the essential Fred.
Really existing; existent.
Such that each complementary region is irreducible, the boundary of each complementary region is incompressible by disks and monogons in the complementary region, and no leaf is a sphere or a torus bounding a solid torus in the manifold.
Idiopathic.
essential blepharospasm
Having the nature of essence; not physical.
Where this word comes from
From Late Latin essentiālis, from Latin essentia (“being, essence”).
A necessary ingredient.
A fundamental ingredient.
Where this word comes from
From Late Latin essentiālis, from Latin essentia (“being, essence”).
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.