
 Originally Posted by 
gRomoZeka 
   Etymologically "выдержка" derives from the verb "держать" (to hold). 
 Meanings of выдержка:
 
1) self-control, self-mastery, self-restraint 
2) tenacity; staying power, endurance 
3) ripening, ag(e)ing (about wine) 
вино двухлетней выдержки — two-year-old wine 
4) (photo) exposure 
5) extract, excerpt, quotation 
 
All of them are widely used in modern Russian. 
It's interesting to see, how languages work, and how a word in one can correspond to multiple words in others. In this case words 1-4 have an obvious common theme: waiting, holding on.