es·sen·tial
(ĭ-sĕn′shəl)adj.1. Constituting or being part of the nature or essence of something; inherent: "In that era of general good will ... few Americans doubted the essential goodness of their society" (David Halberstam).
2. Fundamentally important or necessary:
essential ingredients. See Synonyms at
indispensable.
3. Medicine Of, relating to, or being a condition or a disease whose cause is unknown: essential hypertension.
4. Biochemistry Being a substance that is required for normal functioning but cannot be synthesized by the body and therefore must be included in the diet: essential amino acids.
n.1. Something fundamental.
2. Something necessary or indispensable.
es·sen′ti·al′i·ty (-shē-ăl′ĭ-tē), es·sen′tial·ness n.
es·sen′tial·ly adv.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun | 1. | essentialness - basic importanceimportance - the quality of being important and worthy of note; "the importance of a well-balanced diet" vitalness - the quality of being essential to maintain life |
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
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