Essential
Essential noun - Something necessary, indispensable, or unavoidable.
Specification and essential are semantically related. in condition topic. In some cases you can use "Specification" instead a noun "Essential".
Specification
Specification noun - Naming explicitly.
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Synonyms for Specification
Essential and specification are semantically related. Sometimes you can use "Essential" instead a noun "Specification".
Mutual synonyms
Cite this Source
Specification and Essential. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/essential/specification
Essential & Specification. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/essential/specification>.
Specification or Essential. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/essential/specification.
Google Ngram Viewer shows how "essential" and "specification" have occurred on timeline