Oxford Advanced learner's Dictionary 9th edition

2014 · operating-system · Oxford University Press.

The world's best-selling advanced learner's dictionary, now with Oxford iSpeaker to develop the skills students need for passing exams and communicating in English. The Oxford Advanced Learner's Dictionary, or OALD, is recommended by teachers and students because it defines words in language students understand, gives useful example sentences, and includes the tools learners need to succeed in English.