obscurity obscurity /əbsˈkjʊrəti/

noun

1. () The quality of being unclear or abstruse and hard to understand  ( obscureness , reconditeness , abstruseness , obscurity )
   the quality of being unclear or abstruse and hard to understand
   
2. () The state of being indistinct or indefinite for lack of adequate illumination  ( obscureness , obscurity )
   the state of being indistinct or indefinite for lack of adequate illumination
   
3. () An obscure and unimportant standing; not well known  ( obscurity )
   an obscure and unimportant standing; not well known
    He worked in obscurity for many years
   he worked in obscurity for many years