"Ididaron" is not a widely recognized term in English or in major languages. Its meaning could vary based on context, such as being a name, a term from a specific culture, or possibly a misspelling. If you have a specific context in mind, please provide more details for a more accurate response.
A competative sport where a dog team pulls a sled across the snowy barrens. The Ididaron run is the super marathon event of this sport.