The Associated Press

MADRID, Spain - A new Wikipedia-style online tool designed to help the world's nearly 400 million Spanish speakers consult on proper use of their language launched officially on Thursday.

Spoken in more than 20 countries, Spanish poses a daunting and fluid challenge to academics trying to track variations in grammar and vocabulary; there can be many ways to say a simple word such as car or pen.

The Web site, called Wikilengua, in testing since August, works like the online encyclopedia Wikipedia, where Internet users can modify the entries they consult.

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