Glossary

Medical research needs to use its own language sometimes, but there is nothing mysterious about these words and concepts. They can all be explained in a simple and user-friendly way.
Several  glossaries are already available online. ECRAN has selected some of the better ones for you:
 

ENGLISH 

1. Centre for Evidence Based Medicine
   http://www.cebm.net/index.aspx?o=1116
2. Bandolier, an independent journal about evidence-based healthcare, written by Oxford scientists
   http://www.medicine.ox.ac.uk/bandolier/glossary.html
3. Centrewatch. Overview of Clinical Trials.
   http://centerwatch.com/health-resources/glossary/
4. AIFA, Italian Medicines Agency.
   http://www.agenziafarmaco.gov.it/sites/default/files/phis_glossary_updat...
   http://www.agenziafarmaco.gov.it/it/content/glossario-6
5. MRC Clinical Trials Unit
   http://www.ctu.mrc.ac.uk/glossary.aspx
6. National Cancer Institute.
   http://www.cancer.gov/search/results
7. NIHR Clinical Research Network.
   http://www.crncc.nihr.ac.uk/workforce_development/learning_and_developme...
8. Stanford School of Medicine, Stanford Cancer Institutes. Basic about clinical Trials.
   http://cancer.stanford.edu/information/Glossary.html
9. U.S. National Institutes of Health.
   http://www.nih.gov/health/clinicaltrials/glossary.htm
10. IFPMA Clinical Trials Portal.    
    http://clinicaltrials.ifpma.org/clinicaltrials/en/tips/glossary/index.htm

ITALIAN

1. Agenzia Italiana del Farmaco: Come nasce un farmaco.
   http://www.agenziafarmaco.gov.it/it/glossary/20/lettera
2. Partecipasalute: Glossario della ricerca clinica.
   http://www.partecipasalute.it/cms_2/node/44
3. Saperidoc: Valutare le prove di efficacia.
   http://www.saperidoc.it/flex/cm/pages/ServeBLOB.php/L/IT/IDPagina/397
4. Euro Stem Cell. Che cos’è un trial clinico?
   http://www.eurostemcell.org/it/glossario
5. Associazione Italiana Malati di Cancro, parenti e amici. Gli studi clinici sul cancro.
   http://www.aimac.it/glossario-tumore/glossario-cancro_k6SY_kqib_1p.html
6. La ricerca contro la SMA. Capire i trial clinici
   http://ricercasma.famigliesma.org/index.php?option=com_content&view=arti...

FRENCH

1. IFPMA Clinical Trials Portal.    
   http://clinicaltrials.ifpma.org/clinicaltrials/fr/comment-chercher/gloss...
2. Euro Stem Cell
   http://www.eurostemcell.org/fr/glossaire

GERMAN

1. Deutsches Netzwerk Evidenzbasierte Medizin e.V. [pdf]
2. Deutsches Register Klinischer Studien [pdf]
3. The Klinikum Nürnberg Glossary [pdf]
4. IFPMA Clinical Trials Portal.
   http://clinicaltrials.ifpma.org/clinicaltrials/de/suchtipps/glossar/inde...
5. Myeloma Euronet
   http://www.myeloma-euronet.org/_dl/multiple-myeloma/Clinical-Trials-glos...
6. GLOSSAR ZUR BIOSTATISTIK in klinischen Studien
   http://medistat.de/statistikberatung-glossar.php
7. Horten-Zentrum für praxisorientierte Forschung und Wissenstransfer
   http://www.evimed.ch/glossar/

SPANISH

1. National Cancer Institute.
   http://www.cancer.gov/espanol (just the section different cancer types)
2. IFPMA Clinical Trials Portal
   http://clinicaltrials.ifpma.org/clinicaltrials/es/sugerencias/glosario/i...
3. Euro Stem Cell
   http://www.eurostemcell.org/es/glosario

POLISH

1. Euro Stem Cell
   http://www.eurostemcell.org/pl/stem-cell-glossary