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National Cancer Institute Thesaurus
Last uploaded:
July 2, 2026
| Acronym | NCIT |
| Visibility | Public |
| Description | Vocabulary for clinical care, translational and basic research, and public information and administrative activities. |
| Status | Production |
| Format | OWL |
| Groups | License Information | The NCIT is released under the CC BY 4.0 license (https://creativecommons.org/licenses/by/4.0/legalcode). The name "NCI Thesaurus" is trademarked (see ftp://ftp1.nci.nih.gov/pub/cacore/EVS/NCI_Thesaurus/ThesaurusTermsofUse.htm). |
| Contact | Nci Thesaurus Mailbox ([email protected]) |
| Creation date | July 2, 2026
|
| Deprecated |
false
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|
| Homepage |
https://ncithesaurus.nci.nih.gov/ncitbrowser/
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|
| License | 
|
| Notes |
NCI Thesaurus, a controlled vocabulary in support of NCI administrative and scientific activities. Produced by the Enterprise Vocabulary System (EVS), a project by the NCI Center for Biomedical Informatics and Information Technology. National Cancer Institute, National Institutes of Health, Bethesda, MD 20892, U.S.A.
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|
| Object creation date property |
http://purl.org/dc/elements/1.1/created
http://purl.org/dc/elements/1.1/created
|
| Object modification date property |
http://purl.org/dc/elements/1.1/modified
http://purl.org/dc/elements/1.1/modified
|
| Root of obsolete branch |
http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C28428
http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C28428
|
| Submission date | July 2, 2026
|
| Version information |
26.06e
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|
| Masterfilename |
ThesaurusInferred.owl
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|
| uri |
http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl
http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl
|
| Version | Released | Uploaded | Downloads |
|---|---|---|---|
| 26.06e (Parsed, Indexed, Metrics, Annotator, Error Diff) | 07/02/2026 | 07/02/2026 | OWL | CSV | RDF/XML | Diff |
| 26.05d (Archived) | 06/02/2026 | 06/02/2026 | OWL | Diff |
| 26.04d (Archived) | 05/21/2026 | 05/21/2026 | OWL | Diff |
| 26.03e (Archived) | 04/03/2026 | 04/03/2026 | OWL | Diff |
| 26.02d (Archived) | 03/06/2026 | 03/06/2026 | OWL | Diff |
| 26.01d (Archived) | 02/09/2026 | 02/09/2026 | OWL | Diff |
| 25.12e (Archived) | 01/27/2026 | 01/27/2026 | OWL | Diff |
| 24.01e (Archived) | 02/01/2024 | 02/23/2024 | OWL | Diff |
| 24.01e (Archived) | 02/01/2024 | 02/01/2024 | OWL | Diff |
| 23.12d (Archived) | 12/30/2023 | 12/30/2023 | OWL | Diff |
| 23.11d (Archived) | 12/02/2023 | 12/02/2023 | OWL | Diff |
| 23.10e (Archived) | 11/06/2023 | 11/06/2023 | OWL | Diff |
| 23.09d (Archived) | 09/27/2023 | 09/27/2023 | OWL | Diff |
| 23.08d (Archived) | 08/30/2023 | 08/30/2023 | OWL | Diff |
| 23.07e (Archived) | 08/01/2023 | 08/01/2023 | OWL | Diff |
| 23.06d (Archived) | 06/28/2023 | 06/28/2023 | OWL | Diff |
| 23.05e (Archived) | 06/01/2023 | 06/01/2023 | OWL | Diff |
| 23.04d (Archived) | 05/03/2023 | 05/03/2023 | OWL | Diff |
| 23.04d (Archived) | 04/26/2023 | 04/26/2023 | OWL | Diff |
| 23.03d (Archived) | 04/04/2023 | 04/04/2023 | OWL | Diff |
| 23.03d (Archived) | 03/30/2023 | 03/30/2023 | OWL | Diff |
| 23.02d (Archived) | 03/03/2023 | 03/03/2023 | OWL | Diff |
| 23.02d (Archived) | 02/28/2023 | 02/28/2023 | OWL | Diff |
| 23.01e (Archived) | 01/31/2023 | 01/31/2023 | OWL | Diff |
| 22.12d (Archived) | 01/05/2023 | 01/05/2023 | OWL | Diff |
| 22.11d (Archived) | 11/30/2022 | 11/30/2022 | OWL | Diff |
| 22.10e (Archived) | 11/02/2022 | 11/02/2022 | OWL | Diff |
| 22.09d (Archived) | 09/28/2022 | 09/28/2022 | OWL | Diff |
| 22.08e (Archived) | 09/01/2022 | 09/01/2022 | OWL | Diff |
| 22.07d (Archived) | 07/26/2022 | 07/26/2022 | OWL | Diff |
| 22.06d (Archived) | 06/30/2022 | 06/30/2022 | OWL | Diff |
| 22.05e (Archived) | 06/01/2022 | 06/01/2022 | OWL | Diff |
| 22.04d (Archived) | 04/26/2022 | 04/26/2022 | OWL | Diff |
| 22.03d (Archived) | 03/31/2022 | 03/31/2022 | OWL | Diff |
| 22.03d (Archived) | 03/29/2022 | 03/29/2022 | OWL | Diff |
| 22.02d (Archived) | 03/01/2022 | 03/01/2022 | OWL | Diff |
| 21.12d (Archived) | 02/02/2022 | 02/02/2022 | OWL | Diff |
| 21.12d (Archived) | 12/28/2021 | 12/28/2021 | OWL | Diff |
| 21.11e (Archived) | 11/29/2021 | 11/29/2021 | OWL | Diff |
| 21.10d (Archived) | 10/25/2021 | 10/25/2021 | OWL | Diff |
| 21.09d (Archived) | 09/27/2021 | 09/27/2021 | OWL | Diff |
| 21.08e (Archived) | 08/30/2021 | 08/30/2021 | OWL | Diff |
| 21.07d (Archived) | 07/27/2021 | 07/27/2021 | OWL | Diff |
| 21.05d (Archived) | 05/24/2021 | 05/24/2021 | OWL | Diff |
| 21.04d (Archived) | 04/27/2021 | 04/27/2021 | OWL | Diff |
| 21.03e (Archived) | 03/30/2021 | 03/30/2021 | OWL | Diff |
| 21.03e (Archived) | 03/29/2021 | 03/29/2021 | OWL | Diff |
| 21.02d (Archived) | 03/15/2021 | 03/15/2021 | OWL | Diff |
| 21.01d (Archived) | 01/25/2021 | 01/25/2021 | OWL | Diff |
| 20.12d (Archived) | 12/28/2020 | 12/28/2020 | OWL | Diff |
| 20.11e (Archived) | 11/30/2020 | 11/30/2020 | OWL | Diff |
| 20.10d (Archived) | 10/26/2020 | 10/26/2020 | OWL | Diff |
| 20.09d (Archived) | 09/30/2020 | 09/30/2020 | OWL | Diff |
| 20.08e (Archived) | 08/31/2020 | 08/31/2020 | OWL | Diff |
| 20.07d (Archived) | 07/28/2020 | 07/28/2020 | OWL | Diff |
| 20.07d (Archived) | 07/27/2020 | 07/27/2020 | OWL | Diff |
| 20.06e (Archived) | 06/29/2020 | 06/29/2020 | OWL | Diff |
| 20.04d (Archived) | 05/26/2020 | 05/26/2020 | OWL | Diff |
| 20.04d (Archived) | 04/27/2020 | 04/27/2020 | OWL | Diff |
| 20.03e (Archived) | 03/31/2020 | 03/31/2020 | OWL | Diff |
| 20.03e (Archived) | 03/30/2020 | 03/30/2020 | OWL | Diff |
| 20.02d (Archived) | 02/24/2020 | 02/24/2020 | OWL | Diff |
| 20.01d (Archived) | 01/27/2020 | 01/27/2020 | OWL | Diff |
| 19.12e (Archived) | 12/30/2019 | 12/30/2019 | OWL | Diff |
| 19.11d (Archived) | 11/25/2019 | 11/25/2019 | OWL | Diff |
| 19.10d (Archived) | 10/28/2019 | 10/28/2019 | OWL | Diff |
| 19.09e (Archived) | 09/30/2019 | 09/30/2019 | OWL | Diff |
| 19.08d (Archived) | 08/27/2019 | 08/27/2019 | OWL | Diff |
| 19.07e (Archived) | 07/29/2019 | 07/29/2019 | OWL | Diff |
| 19.06d (Archived) | 06/25/2019 | 06/25/2019 | OWL | Diff |
| 19.05d (Archived) | 05/28/2019 | 05/28/2019 | OWL | Diff |
| 19.04f (Archived) | 05/04/2019 | 05/04/2019 | OWL | Diff |
| 19.04e (Archived) | 04/29/2019 | 04/29/2019 | OWL | Diff |
| 19.03d (Archived) | 03/26/2019 | 03/26/2019 | OWL | Diff |
| 19.02d (Archived) | 03/25/2019 | 03/25/2019 | OWL | Diff |
| 19.02d (Archived) | 02/25/2019 | 02/25/2019 | OWL | Diff |
| 19.01d (Archived) | 02/04/2019 | 02/04/2019 | OWL | Diff |
| 19.01d (Archived) | 01/29/2019 | 01/29/2019 | OWL | Diff |
| 18.12e (Archived) | 12/31/2018 | 12/31/2018 | OWL | Diff |
| 18.11d (Archived) | 11/26/2018 | 11/26/2018 | OWL | Diff |
| 18.10e (Archived) | 10/30/2018 | 10/30/2018 | OWL | Diff |
| 18.09d (Archived) | 09/24/2018 | 09/24/2018 | OWL | Diff |
| 18.08d (Archived) | 08/28/2018 | 08/28/2018 | OWL | Diff |
| 18.07e (Archived) | 07/30/2018 | 07/30/2018 | OWL | Diff |
| 18.06d (Archived) | 06/25/2018 | 06/25/2018 | OWL | Diff |
| 18.05d (Archived) | 05/29/2018 | 05/29/2018 | OWL | Diff |
| 18.04e (Archived) | 05/01/2018 | 05/01/2018 | OWL | Diff |
| 18.03d (Archived) | 03/27/2018 | 03/27/2018 | OWL | Diff |
| 18.03d (Archived) | 03/26/2018 | 03/26/2018 | OWL | Diff |
| 18.02d (Archived) | 02/27/2018 | 02/27/2018 | OWL | Diff |
| 18.01e (Archived) | 01/29/2018 | 01/29/2018 | OWL | Diff |
| 17.12d (Archived) | 12/26/2017 | 12/26/2017 | OWL | Diff |
| 17.11d (Archived) | 12/07/2017 | 12/07/2017 | OWL | Diff |
| 17.11d (Archived) | 11/27/2017 | 11/27/2017 | OWL | Diff |
| 17.10e (Archived) | 10/31/2017 | 10/31/2017 | OWL | Diff |
| 17.09d (Archived) | 09/26/2017 | 09/26/2017 | OWL | Diff |
| 17.09d (Archived) | 09/25/2017 | 09/25/2017 | OWL | Diff |
| 17.08d (Archived) | 09/06/2017 | 09/06/2017 | OWL | Diff |
| 17.06d (Archived) | 06/27/2017 | 06/27/2017 | OWL | Diff |
| 17.05e (Archived) | 06/15/2017 | 06/15/2017 | OWL | Diff |
| 17.03d (Archived) | 04/10/2017 | 04/10/2017 | OWL | Diff |
| 17.02d (Archived) | 04/07/2017 | 04/07/2017 | OWL | Diff |
| 16.05e (Archived) | 03/17/2017 | 03/17/2017 | OWL | Diff |
| 16.05e (Archived) | 07/01/2016 | 07/01/2016 | OWL | Diff |
| 16.03d (Archived) | 04/11/2016 | 04/11/2016 | OWL | Diff |
| 16.02d (Archived) | 03/04/2016 | 03/04/2016 | OWL | Diff |
| 16.01d (Archived) | 01/29/2016 | 02/24/2016 | OWL |
| 15.05d (Archived) | 05/06/2015 | 05/06/2015 | RDF/TTL | Diff |
| 15.03e (Archived) | 04/14/2015 | 04/14/2015 | OWL | Diff |
| 15.02d (Archived) | 03/05/2015 | 03/05/2015 | OWL | Diff |
| 15.01d (Archived) | 02/13/2015 | 02/13/2015 | OWL | Diff |
| 14.12e (Archived) | 01/24/2015 | 01/24/2015 | OWL | Diff |
| 14.11d (Archived) | 12/17/2014 | 12/17/2014 | OWL | Diff |
| 14.10d (Archived) | 11/11/2014 | 11/11/2014 | OWL | Diff |
| 14.09e (Archived) | 10/28/2014 | 10/28/2014 | OWL | Diff |
| 14.08d (Archived) | 09/17/2014 | 09/17/2014 | OWL | Diff |
| 14.07d (Archived) | 08/26/2014 | 08/26/2014 | OWL | Diff |
| 14.06e (Archived) | 07/14/2014 | 07/14/2014 | OWL | Diff |
| 14.05d (Archived) | 06/02/2014 | 06/02/2014 | OWL | Diff |
| 14.04d (Archived) | 05/05/2014 | 05/05/2014 | OWL | Diff |
| 14.03e (Archived) | 04/21/2014 | 04/21/2014 | OWL | Diff |
| 14.01d (Archived) | 03/17/2014 | 03/17/2014 | OWL | Diff |
| 13.10b (Archived) | 02/20/2014 | 02/20/2014 | OWL | Diff |
| 13.10b (Archived) | 02/14/2014 | 02/14/2014 | OWL | Diff |
| 13.10b (Archived) | 02/08/2014 | 02/08/2014 | OWL | Diff |
| 13.10b (Archived) | 01/14/2014 | 01/14/2014 | OWL | Diff |
| 13.10b (Archived) | 12/17/2013 | 12/17/2013 | OWL |
| 13.10b (Archived) | 12/09/2013 | 12/09/2013 | OWL |
| 13.07e (Archived) | 10/30/2013 | 10/30/2013 | OWL |
| 13.07e (Archived) | 10/18/2013 | 10/18/2013 | OWL |
| 13.07e (Archived) | 08/13/2013 | 08/13/2013 | OWL |
| 13.06d (Archived) | 08/05/2013 | 08/05/2013 | OWL |
| 13.05d (Archived) | 06/10/2013 | 06/10/2013 | OWL |
| 13.04e (Archived) | 05/15/2013 | 05/15/2013 | OWL |
| 13.03d (Archived) | 04/16/2013 | 04/23/2013 | OWL |
| 13.03d (Archived) | 04/16/2013 | 04/23/2013 | OWL |
| 13.03d (Archived) | 04/16/2013 | 04/16/2013 | OWL |
| 13.02d (Archived) | 02/25/2013 | 04/01/2013 | OWL |
| 12.04e (Archived) | 04/30/2012 | 06/08/2012 | OWL |
| 12.03d (Archived) | 03/26/2012 | 05/23/2012 | OWL |
| 11.06d (Archived) | 07/27/2011 | 09/30/2011 | OWL |
| 11.01e (Archived) | 03/15/2011 | 03/21/2011 | OWL |
| 10.03 (Archived) | 03/15/2010 | 05/24/2010 | OWL |
| 10.01 (Archived) | 01/15/2010 | 04/23/2010 | OWL |
| 09.09 (Archived) | 11/09/2009 | 02/10/2010 | OWL |
| 09.07 (Archived) | 09/02/2009 | 09/18/2009 | OWL |
| 09.05d (Archived) | 12/08/2008 | 07/29/2009 | OWL |
| 08.12d (Archived) | 12/08/2008 | 02/25/2009 | OWL |
| 7.06D (Archived) | 08/22/2007 | 08/24/2007 | OWL |
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- lanxin huang
- 一个中文脑胶质瘤预后本体
- HealthModEx
- Ontologies for describing health economic models
- Activity-View
- Activity subtree of NCIt.
- Neoplasm
- The NCIt Neoplasm provides a core reference set of NCIt neoplasm classification concepts that is designed to facilitate consistent coding, analysis, and data sharing across a broad range of NCI and related resources.
| Classes | 206,628 |
| Individuals | 0 |
| Properties | 97 |
| Maximum depth | 23 |
| Maximum number of children | 3,234 |
| Average number of children | 6 |
| Classes with a single child | 14,706 |
| Classes with more than 25 children | 1,440 |
| Classes with no definition | 33,290 |