Longman Dictionary

LDOCE, an acronym for The Longman Dictionary of Contemporary English Online is language resource, an online version of the CD-ROM of the Longman Dictionary of Contemporary English, Updated Edition. It is built using a corpus.

The reference web is owned and operated by Pearson Education Limited, a registered company in England and Wales. The dictionary is powered by the IDM, which is a XML Content Management Software.

All Longman dictionaries are compiled using the Longman Corpus Network – a huge database of 330 million words from a wide range of real-life sources such as books, newspapers and magazines. One of the main benefits of working with the Longman Corpus Network is that the dictionary can give full coverage of thousands of natural word combinations (or collocations). Using the Longman Learner’s Corpus – 12 million words of students’ essays and exam scripts – typical learners’ mistakes are analysed and so the dictionary include notes on how to avoid them.

Pearson Longman has published a number of dictionaries all based in the Longman Corpus Network. These include dictionaries for beginners, intermediate and advance learners, specialist dictionaries, bilingual, etc.

What does it offer?

  • Fully searchable contents of the A-Z text of the Longman Dictionary of Contemporary English.
  • Selected headwords pronounced in British and American English ( It is necessary to buy the full CD-ROM version for pronunciation of ALL headwords, including names of people and places).
  • Selected example sentences pronounced, to help you improve your intonation (It is necessary to buy the full CD-ROM version to hear 88,000 example sentences pronounced).

How to use this dictionary

First of all, we have to type a word in the search box:

Once the search is done, this is what we get:

The source will give us the whole collection of possibilities that, including that word, its corpus recognizes. This is very useful as, though not all are academic, it provides many options to research within a word: the noun, the verb, etc., idioms, types of something.

The next step is to choose the word we are looking for, and automatically we will get the category (noun, verb, adjective, etc), definitions, examples and idioms or phrases.

If the user has a problem with any word in the definition above, with a simple double-click on it, a new window will pop-up with its information and related words:

In some cases, it includes a displaying window called Word Focus. This provides with words related that does not necessarily have the same root. As for the word house:

This site also features “the word of the day”:

In short, it is a very useful monolingual dictionary for it is easy to use, it takes the user to other words in a simple way. Furthermore, it gives the phonetic representation and sound in both British and American pronunciation. A picture is provided in almost every entry for a visual learning.


Longman English Dictionary Online, http://www.ldoceonline.com/, Retrieved: 07/03/10, 12:32

IDM – XML Content Management Software, http://www.idm.fr/, Retrieved: 07/03/10, 12:35

Longman Dictionary of Contemporary English. (2009, July 31). In Wikipedia, The Free Encyclopedia. Retrieved 10:22, April 20, 2010, from http://en.wikipedia.org/w/index.php?title=Longman_Dictionary_of_Contemporary_English&oldid=305242523

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