Obviate

"Obviate" means:


 * 1) To anticipate and prevent (something, such as a situation) or make (an action) unnecessary.


 * Sources: http://www.wordcentral.com/cgi-bin/student?book=Student&va=obviate, http://www.learnersdictionary.com/definition/obviate, https://www.merriam-webster.com/dictionary/obviate, http://www.freethesaurus.com/obviate.