Professional resources for medical translators


Diccionario inglés-español de investigación clínica

María Verónica Saladrigas Isenring Read more


Big German-Spanish Medical Dictionary

Fernando A. Navarro González Read more

Libro rojo

Dictionary of Doubts and Difficulties in English-Spanish Medical Translation

Fernando A. Navarro González Read more

Alergología e inmunología

English-Spanish dictionary of allergology and clinical immunology (3rd edition)

Juan Manuel Igea Aznar Read more

Siglas médicas en español

Repertoire of initialisms, acronyms, contractions and symbols used in Spanish medical texts  (2nd edition)

Fernando A. Navarro González Read more

Árbol de Cos

A collection of links to Internet resources for medical translators and writers

Laura Munoa Salvador Read more


Imprescindible recopilador instantáneo de soluciones

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Product Country in group 1* Country in group 2**
Cosnautas Platino
Cosnautas Platino, 1 month 6 € 6 €
Cosnautas Platino, 1 year 66 € 60 €
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Cosnautas Oro, 1 month 5 € 5 €
Cosnautas Oro, 1 year 55 € 50 €
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Libro rojo basic, 1 year 36 € 32 €
Libro rojo Oro, 1 year 50 € 46 €
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Medizin, 1 year 18 € 16 €

* Countries in group 1, listed by continent: [Asia] Israel, Japan, South Korea, Taiwan; [Australasia] Australia, New Zealand; [Europe] Andorra, Austria, Belgium, Czech Republic, Cyprus, Denmark, Finland, France, Germany, Greece, Iceland, Italy, Ireland, Liechtenstein, Luxembourg, Malta, Monaco, Netherlands, Norway, Portugal, Russia, San Marino, Slovenia, Spain, Sweden, Switzerland, United Kingdom; [North America] Barbados, Canada, USA.

** All other countries belong to group 2.

The Cosnautas Platino (Platinum) account gives access, without restrictions, to all the products in the catalogue, including Medizin.

The Cosnautas Oro (Gold) account gives access to all resources except Medizin. Thus, it includes Libro rojo, DIC, Alergología e inmunologíaSiglas médicas, and Árbol de Cos.

The free basic Cosnautas account gives access to restricted versions, without advanced search features, of Árbol de Cos and Siglas médicas. A basic account can be supplemented as needed by subscribing to Libro rojo, Alergología e inmunología or Medizin. See the table for supplementary subscription details.

The basic version of Libro rojo, unlike Libro rojo Oro, has no access to the five advanced search modes, which include searches by Spanish term, across the entire dictionary and with Boolean operators.

Special subscriptions. If you work for a company or institution and are looking for a group subscription, we can arrange a customised subscription for you.

Suggestions welcome!

Suggestions welcome!

At Cosnautas we're working to bring you the best tools for medical translation and writing. If you would like to suggest a resource for our catalogue, please contact us at: