The Oxford Advanced Learner’s Dictionary is the world’s best-selling advanced learner’s dictionary, used by over 35 million learners of English worldwide. We know that you love the OALD because you tell us!
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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 help learners need to expand their
vocabulary to 7500 words.