Why is dictionary.com a good history source?

http://dictionary.reference.com/ is a very good source to use for history papers. When you have to write a paper about history there will probably be words that you have to put in the paper that most people won't know about. When you put those kind of words in your paper it is a good idea to put a definition for the word also and this website gives you great definitions. Also there might be words that you don't know and it is a good idea to look up what they mean so you know exactly what you are writing about. This source is a great help when you are writing about history.