LESAAN is a multilingual scientific dictionary that specializes in science. Available for Android, this app contains more thanscience terms from various fields of science such as Physics, Chemistry, Biology, Math, Anatomy, Medical, Pharmacy, Engineering, Economics, Law, and Commerce, along with a definition for each term. The app also offers online downloads for English-Arabic, French-Arabic, German-Arabic, German-English, German-French, and English-French dictionaries, scientific glossaries, multilingual encyclopedias, books on Arabization of Science, and scientific multilingual dictionaries.

LESAAN offers a vast amount of information for those looking to expand their knowledge in the scientific field. With the ability to access multiple dictionaries and glossaries, users can easily find the definition of any science term they are looking for. LESAAN is a free app and can be accessed through the Android platform.