Adjective : a crucial experiment.    From Dictionary.com. 

I recall one of the otherwise non-crucial votes last spring was deemed by Martin a confidence motion.    From Wordnik.com.  [the vote] Reference

The trick to making your "Not-to-Do" List effective is to pick something you just don't feel like doing: spending an hour on the phone with your insurance company; talking to a friend who bores you; or attending a non-crucial meeting.    From Wordnik.com.  [Laurie Nadel: Recession Stressing You Out? 5 Sure-Fire Ways to Feel Better] Reference

Reprioritize and eliminate non-crucial obligations.    From Wordnik.com.  [hip hop music] Reference

No. This was a President who had time to delay, cancel or at least, reprogram a very non-crucial photo op in light of the news.    From Wordnik.com.  [Latest Articles] Reference

It†™ s as if I was given an extra page to a favorite book, and told that that page would reveal non-crucial bits and pieces of the story.    From Wordnik.com.  [GameSetWatch] Reference

Even if you can't raised the pilot by radio, the fighter planes can maneuver in an unmistakable way, fire shots into relatively non-crucial parts of the fuselage, etc.    From Wordnik.com.  [Conservapedia - Recent changes [en]] Reference

To get the word count down to what HarperCollins wanted, we had to throw out many huge chunks-subplots, non-crucial action, etcetera-so I had to rejigger for continuity.    From Wordnik.com.  [CYNSATIONS] Reference

The sensible thing to do would be abandoning - gradually of course - non-crucial infrastructures and use resources thus spared to build simpler but more resilient systems, which could be managed by a poorer and more decentralized society.    From Wordnik.com.  [PLIGG_Visual_Name - PLIGG_Visual_RSS_All] Reference

"If the consumers want to continue to have access to VoIP or video services, then they have to allow some degree of 'discrimination' so that packets tied to dynamic services get to a destination before non-crucial packets like those associated with e-mail,".    From Wordnik.com.  [News from Connected Planet Online] Reference