Invertext Online Technical Dictionary

About us

Invertext Publicaciones is a limited liability company based in Madrid, Spain; tax identification number B-84489772. The company, registered with the Companies Register of Madrid, was set up by a small group of professional translators working in English and Spanish. is a free service, funded by advertising. This first dictionary was placed on the web in July 2008 as a pilot project of 100 terms in English and Spanish with their corresponding definitions and contexts. The dictionary is updated on an ongoing basis as we or our correspondents encounter new terms or expressions of relevance to the field, or recognised alternatives to existing ones.

Users are welcome to send us their comments, criticisms and suggestions. Please address them to In the near future it is our intention to offer users a forum in which they can freely discuss the issues they consider of relevance to the usefulness and accuracy of the dictionary.