English to English
nonessential

(,n/A/n/I/'s/E/n/S//@/l
)
adjective (a)
- Not essential.(adjective)source: webster1913
noun (n)
- anything that is not essential(noun.object)source: wordnet30
- A thing not essential.(noun)source: webster1913
adjective satellite (s)
- not of prime or central importance(adj.all)Example:
Nonessential to the integral meanings of poetry.
source: wordnet30