Victionary

Learn and remember meanings of words by associating their definitions to pictures.
This method takes advantage of an amazing fact about human memory: most people remember images better than verbal or written information.
Even if you only have an average memory, or even a bad memory, you can still use this visualization technique, to memorize information easily and well.
Visualization is a muscle. It can be grown and strengthened, stretched and flexed. The reality is that we can teach our brains how to see more clearly and then we can teach them how to show. - Sunni Brown, The Doodle Revolution