DURel is a tool for annotating sentence pairs of words. Annotations of words are used to create clusters of meanings that can be visualized over time. This way, lexical properties such as polysemy, vagueness or the change in meaning of words can be examined.

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To use this website we recommend Mozilla Firefox. Please do not use Safari, as it will cause some errors that will make it impossible to use the website correctly.

Getting Started with DURel

If you are looking for a short and concise read about the DURel Annotation Tool, please take a look at our blog post. If you want to find out more about how to use the DURel system, you can also check out this video.

Questions and Collaboration

If you have any questions, would like to use the tool for your work or would like to collaborate with us - for example to add a new language - please do not hesitate to contact us at durel@ims.uni-stuttgart.de.

Citing DURel

If you are using DURel, please cite these papers to give credit:


This work has in part been funded by the project Towards Computational Lexical Semantic Change Detection supported by the Swedish Research Council (2019–2022; contract 2018-01184).

This work has in part been funded by the research program Change is Key! supported by Riksbankens Jubileumsfond (under reference number M21-0021).

System Update June 2023

We have updated the system and reset the database. You might have to create a new account. If you are looking for old project data, please contact us! We can either provide you with the data, or transfer your project back into the system.

Back up your data

Please download your projects regularly! DUREL does not give any warranties, whether express or implied, as to the suitability or usability of the website, its software or any of its content. DUREL will not be liable for any loss, whether such loss is direct, indirect, special or consequential, suffered by any party as a result of their use of the website, its content and functionalities.

We care about your privacy

Please note that your annotations are stored in order to be used anonymously for linguistic research. We save your name and email address when you sign up. By doing so you agree these terms.