BabelNet

Look up terms in BabelNet's multilingual dictionary and explore its semantic network connecting concepts across 500 languages.

babelnet.org
BabelNet homepage screenshot

About BabelNet

BabelNet is a multilingual encyclopedic dictionary and semantic network. It provides lexicographic and encyclopedic coverage of terms in 500 languages. Its semantic network connects concepts and named entities through a large set of semantic relations, with more than 20 million entries.

The site offers a search interface for looking up terms and exploring this network. The homepage also lists an API Guide and downloads. The homepage text does not describe the contents or limits of these resources in detail, and it does not state the terms of use. Those are described on the License page.

Key features

  • Lexicographic and encyclopedic coverage of terms in 500 languages
  • Semantic network connecting concepts and named entities through semantic relations
  • More than 20 million entries in the semantic network
  • API access, with an API Guide linked from the site
  • Downloadable resources linked from the site
Best for: Researchers and developers who need term and concept data across many languages.
Good for
  • Covers terms in 500 languages in one resource
  • Combines dictionary entries with encyclopedic and semantic network data
Watch out for
  • The homepage does not state the terms of use; these are on the License page

BabelNet at a glance

Type
Website
Pricing
Not confirmed. Check the site
Platforms
Web
Open source
Not stated
Language
English
Last checked
Oct 6, 2026 · Online when checked
Listed
Oct 5, 2026

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BabelNet FAQ

How many languages does BabelNet cover?
The homepage states that BabelNet covers terms in 500 languages.
How large is the BabelNet semantic network?
The homepage describes the semantic network as made up of more than 20 million entries.
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