This dataset is created using the Moroccan Arabic Wikipedia articles (after removing bot-generated articles), downloaded on the 1st of January 2023, processed using Gensim Python library, and preprocessed using tr Linux/Unix utility and CAMeLTools Python toolkit for Arabic NLP. This dataset was used to train this Moroccan Arabic Wikipedia Masked Language Model: SaiedAlshahrani/arywiki_20230101_roberta_mlm_nobots.