The French Civil Aviation University (ENAC) is in charge of the French controllers' initial training in English and has therefore specific needs in terms of English radiotelephony teaching. Consequently, an observation of the usage of English made by French controllers with international pilots, that is to say ongoing foreign language learners, was initiated. The aim of this project is to describe and categorise the different uses of English within pilot-controller communications through the means of a comparative study between two corpora3. The ultimate purpose of this comparative analysis is foreign language (English for Specific Purposes) teaching
