Meaning of ESSENTIAL in English

ESSENTIAL

adj. Function: adjective

1

Synonyms: INHERENT , congenital, connate, constitutional, deep-seated, elemental, inborn, inbred, innate, intrinsic

Contrasted Words: conditional, contingent, dependent

Antonyms: accidental

2 so important to the nature and essence of a thing as to be indispensable FF1C; the essential ingredient in this medicine is a new drug FF1E;

Synonyms: cardinal, constitutive, fundamental, vital

Related Words: basal, basic, underlying; capital, chief, foremost, leading, main, principal; primal, primary, prime

Contrasted Words: dependent, secondary, subordinate; accessory, auxiliary, contributory, subsidiary

3

Synonyms: ELEMENTAL 1, basic, elementary, fundamental, primitive, substratal, underlying

4 urgently required FF1C; raw materials essential to industry FF1E;

Synonyms: imperative, indispensable, necessary, necessitous, prerequisite

Related Words: needed, needful; required, requisite, wanted; right-hand; vital

Contrasted Words: dispensable, unnecessary, unneeded, unrequired, unwanted

Antonyms: nonessential

Merriam Webster. Collegiate thesaurus English dictionary.      Английский энциклопедический толковый словарь тезауруса.