Essential



[uh-sen-shuh l] /əˈsɛn ʃəl/

adjective
1.
absolutely necessary; indispensable:
Discipline is essential in an army.
2.
pertaining to or constituting the essence of a thing.
3.
noting or containing an essence of a plant, drug, etc.
4.
being such by its very nature or in the highest sense; natural; spontaneous:
essential happiness.
5.
Mathematics.

noun
6.
a basic, indispensable, or necessary element; chief point:
Concentrate on essentials rather than details.
/ɪˈsɛnʃəl/
adjective
1.
vitally important; absolutely necessary
2.
basic; fundamental: the essential feature
3.
completely realized; absolute; perfect: essential beauty
4.
(biochem) (of an amino acid or a fatty acid) necessary for the normal growth of an organism but not synthesized by the organism and therefore required in the diet
5.
derived from or relating to an extract of a plant, drug, etc: an essential oil
6.
(logic) (of a property) guaranteed by the identity of the subject; necessary. Thus, if having the atomic number 79 is an essential property of gold, nothing can be gold unless it has that atomic number
7.
(music) denoting or relating to a note that belongs to the fundamental harmony of a chord or piece
8.
(pathol) (of a disease) having no obvious external cause: essential hypertension
9.
(geology) (of a mineral constituent of a rock) necessary for defining the classification of a rock. Its absence alters the rock’s name and classification
noun
10.
something fundamental or indispensable: a sharp eye is an essential for a printer
11.
(music) an essential note
adj.

mid-14c., “that is such by its essence,” from Late Latin essentialis, from essentia (see essence). Meaning “pertaining to essence” is from late 14c., that of “constituting the essence of something” is from 1540s; that of “necessary” is from 1520s. Essentials “indispensable elements” is from early 16c. Related: Essentially.

essential es·sen·tial (ĭ-sěn’shəl)
adj.

n.

es·sen’ti·al’i·ty (-shē-āl’ĭ-tē) or es·sen’tial·ness n.

Tagged:

Read Also:

  • Essential-amino-acid

    noun, Biochemistry. 1. any amino acid that is required by an animal for growth but that cannot be synthesized by the animal’s cells and must be supplied in the diet. essential amino acid n. An alpha-amino acid that is required for protein synthesis but cannot be synthesized by humans and must be obtained in the […]

  • Essential complexity

    programming A measure of the “structuredness” of a program. (1996-05-13)



  • Essential dysmenorrhea

    essential dysmenorrhea n. See primary dysmenorrhea.

  • Essential element

    noun 1. (biochem) any chemical element required by an organism for healthy growth. It may be required in large amounts (macronutrient) or in very small amounts (trace element) See also macronutrient, trace element



Disclaimer: Essential definition / meaning should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. All content on this website is for informational purposes only.