Essential

Noun

 * 1) A necessary ingredient.
 * 2) A fundamental ingredient.

Adjective

 * 1) Necessary.
 * 2) Very important; of high importance.
 * 3) Being in the basic form; showing its essence.
 * 4)  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.
 * 5)  Idiopathic.

Adjectives for Essential
salient; vital; food; absolute; minimum; basic.

Verbs for Essential
ascertain—; cloud—; constitute—; depriveof—; destroy—; discern—; dispense with—; establish—; lack—; master—; obstruct— overlook—; prove—; require—; restore—; strain—; suppress—; understand—; withhold—; —necessitates; —represents; — vanishes.

Adverbs for Essential
highly; absolutely; cardinally; emphatically; gravely; momentously; vitally; fundamentally; primarily; signally; significantly; urgently;  extraordinarily; inordinately; seriously; utterly; peculiarly; unusually.

Synonyms for Essential
indispensable, crucial, substantive, requisite, necessary, fundamental, vital, basic, inherent, elemental, major, key, intrinsic, characteristic.

Antonyms for Essential

 * inessential, unessential, accidental, nonessential, unneeded, adscititious, unimportant, accessorial, unnecessary, incidental, secondary, accessory, auxiliary, minor, subsidiary.

Derived terms

 * essentially
 * essentialness
 * quintessential
 * essential amino acid
 * essential fatty acid
 * essential listening
 * essential nutrient
 * essential oil

Related terms

 * essence

Thesaurus
ab ovo, austere, axiom, bare, bare necessities, basal, basic, basilar, bedrock, bench mark, brass tacks, call for, called for, capital, cardinal, cardinal point, center, central, chaste, chief, chief thing, climax, condition, congenital, connate, constituent, constitutional, constitutive, core, cornerstone, crisis, critical point, crux, deep-seated, demand, demand for, desideration, desideratum, element, elemental, elementary, elixir, essence, essential facts, essential matter, essentials, flower, focal, focus, foremost, fundamental, gist, gravamen, great point, gut, heart, high point, homely, homespun, homogeneous, hypostasis, imperative, important, important thing, inborn, inbred, indicated, indispensable, indivisible, innate, inner essence, intrinsic, irreducible, irreductible, irreplaceable, issue, kernel, key, keystone, landmark, leading, life-and-death, life-or-death, main, main point, main thing, marrow, material, material point, meat, mere, milestone, monolithic, must, must item, necessaries, necessary, necessities, necessitous, necessity, need, need for, needed, needful, nub, nucleus, nuts and bolts, occasion, of a piece, of the essence, of vital importance, original, part and parcel, pith, pivot, plain, postulate, prerequirement, prerequisite, primal, primary, prime, primitive, principal, principle, pure, pure and simple, quid, quiddity, quintessence, quintessential, radical, real issue, required, requirement, requisite, requisition, right-hand, rudiment, rudimentary, salient point, sap, severe, simon-pure, simple, sine qua non, single, soul, spare, spirit, stark, stuff, substance, substantial, substantive, substantive point, the bottom line, the data, the details, the dope, the facts, the information, the necessary, the needful, the nitty-gritty, the particulars, the picture, the point, the scoop, the score, the specifics, the whole story, turning point, unadorned, uncluttered, underlying, undifferenced, undifferentiated, unforgoable, uniform, vital, want, wanted

Etymology
Adjectival derivation of essentia:.

Noun

 * Chinese:
 * Mandarin: (bìyàode)
 * Czech:


 * Finnish: tarpeellinen ainesosa
 * Greek: ,


 * Chinese:
 * Mandarin: (jīběnde)
 * Czech:, ,


 * Dutch:
 * Finnish: olennainen ainesosa
 * Greek:, ,

Adjective

 * Catalan: essencial
 * Chinese:
 * Mandarin: (bìyàode);  (bùkěquēde)
 * Czech:, esenciální, ,
 * Dutch:, , , ,
 * Estonian: vajalik


 * Finnish:, ,
 * Maltese:
 * Polish:
 * Romanian: necesar
 * Scottish Gaelic: ,
 * Slovene: bistven, nujen


 * Catalan: essencial
 * Chinese:
 * Mandarin: (yàosù)
 * Czech:, esenciální, nejpodstatnější, nejdůležitější,
 * Dutch:, , ,
 * Estonian:


 * Finnish:, , ,
 * Maltese:
 * Polish:
 * Romanian: esențial, important, importantă, esențială
 * Scottish Gaelic: ,
 * Slovene: bistven


 * Catalan: essencial
 * Chinese:
 * Mandarin: (jīnghuáde)
 * Dutch:, ,


 * Finnish: ,
 * Maltese:
 * Polish:
 * Romanian: de bază, fundamental, fundamentală

Noun

 * 1) essentials (essential qualities)

Related terms

 * essentialis