BabelNet

BabelNet is both a multilingual encyclopedic dictionary, with lexicographic and encyclopedic coverage of terms, and an ontology which connects concepts and named entities in a very large network of semantic relations, made up of 13,801,844 millions of nodes, called Babel synsets. Each Babel synset represents a given meaning and contains all the synonyms which in different languages express that meaning. The BabelNet resource is made available under the Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported license. The different resources from which BabelNet originates are made available under different licenses, as follows: WordNet: http://wordnet.princeton.edu/wordnet/license/, Wikipedia: Creative Commons Attribution-ShareAlike 3.0 Unported license, Wiktionary: Creative Commons Attribution-ShareAlike 3.0 Unported license, OmegaWiki: Creative Commons Attribution 2.5 Generic license or higher, ItalWordNet: Open Data Commons Attribution 1.0 License, and Open Multilingual WordNet: different licenses according to the language, as indicated at http://compling.hss.ntu.edu.sg/omw/. When applicable, specific license rights are specified through the property dcterms:license. Please make sure of using data in compliance with their respective licenses.