The Clue
Not essential (10 letter answer)
The Answer
EXTRANEOUS
Tags
Notes
The answer EXTRANEOUS is so rare that it appears less than once every 2500 puzzles.
Definition
EXTRANEOUS as an adjective:
1. (extraneous, immaterial, impertinent, orthogonal) = not pertinent to the matter under consideration; "an issue extraneous to the debate"; "the price was immaterial"; "mentioned several impertinent facts before finally coming to the point"
2. not essential; "the ballet struck me as extraneous and somewhat out of keeping with the rest of the play"
3. (extraneous, foreign) = not belonging to that in which it is contained; introduced from an outside source; "water free of extraneous matter"; "foreign particles in milk"
4. (external, extraneous, outside) = coming from the outside; "extraneous light in the camera spoiled the photograph"; "relying upon an extraneous income"; "disdaining outside pressure groups"