English, as a universal language in the world, the first English dictionary was published in 1755, that is, the English Language Dictionary published by Longman Company in the UK, with 43,500 words and118,000 literary and historical citations. By the end of this century, Longman had a history of more than 270 years.
Extended data:
The difference between Longman and Oxford:
First of all, the difference between American English and British English.
Longman is American English, focusing on spoken English. Oxford is British English.
Second, the difficulty difference
Longman Dictionary, on the other hand, takes readers as the center, adopts lexical control theory, and explains all entries with 2000 simplest English words, so it is easy to understand. Oxford's explanation is rigorous and accurate, but it is difficult to read.
Third, the differences in interpretation.
Longman dictionary is more popular and clear, which is suitable for cultivating vocabulary thinking in English thinking; Oxford dictionary is more formal and suitable for daily study.
References:
Baidu Encyclopedia-Longman