You are downloading the Thesaurus XAP file v184.108.40.206 for Windows Phone. Thesaurus is a free and useful Education app: A Thesaurus, comprising synonyms, antonyms, similes and related words. This app is based on source data from the Princeton University Word Net ... You can now download the offline XAP file to install & try it.
Download Locations for Thesaurus 220.127.116.11 XAP file
Note: To install it manually from an SD card, you should choose one of the server location above to get the offline Thesaurus XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.