essential
[ uh-sen-shuhl ]
/ əˈsɛn ʃəl /
adjective
absolutely necessary; indispensable: Discipline is essential in an army.
pertaining to or constituting the essence of a thing.
noting or containing an essence of a plant, drug, etc.
being such by its very nature or in the highest sense; natural; spontaneous: essential happiness.
Mathematics.
- (of a singularity of a function of a complex variable) noting that the Laurent series at the point has an infinite number of terms with negative powers.
- (of a discontinuity) noting that the function is discontinuous and has no limit at the point.Compare removable(def 2).
noun
a basic, indispensable, or necessary element; chief point: Concentrate on essentials rather than details.
Origin of essential
SYNONYMS FOR essential
2
Essential,
inherent,
intrinsic refer to that which is in the natural composition of a thing.
Essential suggests that which is in the very essence or constitution of a thing:
Oxygen and hydrogen are essential in water.
Inherent means inborn or fixed from the beginning as a permanent quality or constituent of a thing:
properties inherent in iron.
Intrinsic implies belonging to the nature of a thing itself, and comprised within it, without regard to external considerations or accidentally added properties:
the intrinsic value of diamonds.
ANTONYMS FOR essential
OTHER WORDS FROM essential
Words nearby essential
Example sentences from the Web for essentially
British Dictionary definitions for essentially (1 of 2)
essentially
/ (ɪˈsɛnʃəlɪ) /
adverb
in a fundamental or basic way; in essence
British Dictionary definitions for essentially (2 of 2)
essential
/ (ɪˈsɛnʃəl) /
adjective
noun
something fundamental or indispensable
a sharp eye is an essential for a printer
music
an essential note
Derived forms of essential
essentiality (ɪˌsɛnʃɪˈælɪtɪ) or essentialness, nounMedical definitions for essentially
essential
[ ĭ-sĕn′shəl ]
adj.
Constituting or being part of the essence of something; inherent.
Basic or indispensable; necessary.
Of, relating to, or being a dysfunctional condition or a disease whose cause is unknown.
Of, relating to, or being a substance that is required for normal functioning but cannot be synthesized by the body and therefore must be included in the diet.
n.
Something fundamental.
Something necessary or indispensable.