While working on your Mac, you can be presented with advertisements by AristotleLookup. AristotleLookup is one more adware program that is a part of the infamous AdLoad family, which has numerous members, all of them annoying computer users with intrusive and unwanted advertisements.
One of the sources of an AristotleLookup infection is a fake Flash player installer provided by unchecked third parties. This is the main reason to make security researchers advise computer users repeatedly not to trust third-party applications blindly. It will take a little time to research the application and the provider you are about to use and will save a lot of time that you will need to fix the problems that were created by you. AristotleLookup also can be bundled with freeware, corrupted advertisements, etc.
Having AristotleLookup on your computer is not unsafe, and if you like its performance, you can keep it. However, if you want to put a stop on the slowness of your device or are tired of being redirected to unwanted websites, it is better to remove AristotleLookup. AristotleLookup's removal can be accomplished manually, or you can use your anti-malware utility to remove it automatically.