- Belonging to the essence, or that which makes an object,
or class of objects, what it is. - Hence, really existing; existent. - Important in the highest degree; indispensable to the
attainment of an object; indispensably necessary. - Containing the essence or characteristic portion of a
substance, as of a plant; highly rectified; pure; hence, unmixed; as,
an essential oil. - Necessary; indispensable; -- said of those tones which
constitute a chord, in distinction from ornamental or passing tones. - Idiopathic; independent of other diseases.
Meaning of 'essential' (Princeton's WordNet)
1 . essential
[ n]
Meaning (1): - anything indispensable
Example in sentence:
a place where the requisites of water fuel and fodder can be obtained;
allow farmers to buy their requirements under favorable conditions;
food and shelter are necessities of life;
the essentials of the good life
2 . essential
[ a]
Meaning (2): - being or relating to or containing the essence of a plant etc
Example in sentence:
essential oil
Meaning (3): - defining rights and duties as opposed to giving the rules by which rights and duties are established
Example in sentence:
substantive law
Meaning (4): - basic and fundamental
Example in sentence:
the essential feature
5 . essential
[ s]
Meaning (5): - absolutely necessary; vitally necessary
Navy-unique fleet essential aircraft Navy-unique fleet essential aircraft— combatant commander-controlled airlift assets deemed essential for providing air transportation in support of naval ...
Joint mission-essential task Joint mission-essential task— a mission task selected by a joint force commander deemed essential to mission accomplishment and defined using the common ...
Essential task Essential task is a specified or implied task that an organization must perform to accomplish the mission that is typically included in the mission statement.
Essential elements of information Essential elements of information refers to the most critical information requirements regarding the adversary and the environment needed by the commander ...
Essential elements of friendly information Essential elements of friendly information refer to key questions likely to be asked by adversary officials and intelligence systems about specific friendly intentions ...
Essential care Essential care refers to medical treatment that is provided to manage the casualty throughout the roles of care, which includes all care and treatment to either return ...
Emergency-essential employee Emergency-essential employee refers to a Department of Defense civilian employee whose assigned duties and responsibilities must be accomplished following ...
Essential functions Essential functions is the primary job functions or tasks that an individual must be able to perform with or without a reasonable accommodation.