essential

/i'senʃəl/

Thân thiện

An essential worker wears a mask and gloves while helping a customer.

Definition

1. Adjective:

   • Absolutely necessary; indispensable: Something that is "essential" is completely necessary and cannot be done without.
   • Fundamental; central to the nature of something: Describes the most basic, important part or quality that defines something.
   • Relating to the essence or intrinsic nature: Pertaining to the most important qualities that make something what it is.

2. Noun:

   • A fundamental or indispensable element: An "essential" is a thing that is absolutely necessary.

Examples of Usage

• Adjective:

  • Water is essential for life. (It is absolutely necessary.)
  • Trust is an essential component of a good relationship. (It is a fundamental, defining part.)
  • The essential difference between the two theories is their starting point. (It is the central, defining difference.)

• Noun:

  • She packed only the essentials for the trip. (Only the most necessary items.) Food, shelter, and clothing are the basic essentials. (The indispensable things.)

Advanced Usage

• "Essential to/for": Used to indicate what something is necessary for.

  • Patience is essential for a teacher.
  • This document is essential to the investigation.

• In the phrase "of the essence": Of the greatest importance; critical in a particular situation.

  • In an emergency, speed is of the essence.

Variants and Related Words

• Essentially (adverb): Used to state the most basic or important fact about something; in essence.
  • The plan is essentially sound, but needs some details worked out.
• Essentialism (noun): The philosophical belief that things have a set of characteristics which make them what they are.
• Essential oil (noun): A concentrated hydrophobic liquid containing volatile aroma compounds from plants.

Synonyms

• Adjective: Vital, crucial, indispensable, necessary, fundamental, basic, intrinsic, inherent.
• Noun: Necessity, requirement, requisite, must, fundamental, basic.

Antonyms

• Adjective: Nonessential, unnecessary, incidental, peripheral, superfluous.
• Noun: Luxury, extra, nonessential.

Related Phrases

• Essential worker: A worker in a job considered necessary to meet the basic needs of society (e.g., healthcare, food supply, utilities), especially highlighted during crises.
  • During the pandemic, essential workers continued to go to their jobs.

Học thuật

Adjective

1. defining rights and duties as opposed to giving the rules by which rights and duties are established
   • substantive law
2. being or relating to or containing the essence of a plant etc
   • essential oil
3. of the greatest importance
   • the all-important subject of disarmament
   • crucial information
   • in chess cool nerves are of the essence
4. basic and fundamental
   • the essential feature
5. absolutely necessary; vitally necessary
   • essential tools and materials
   • funds essential to the completion of the project
   • an indispensable worker

Noun

1. anything indispensable
   • food and shelter are necessities of life
   • the essentials of the good life
   • allow farmers to buy their requirements under favorable conditions
   • a place where the requisites of water fuel and fodder can be obtained

Từ đồng nghĩa

• substantive
• all-important
• all important
• crucial
• of the essence
• indispensable
• necessity
• requirement
• requisite
• necessary