Sentence:  Comparable <WSD>corpora</WSD> are made up of texts in different languages that may be related in various ways, but are not translations of each other. They may have nothing in common at all, or be on the same subject, of the same genre, or from the same chronological period, etc. 
Meaning of the word marked with <WSD> tags:  Such a collection in form of an electronic database used for linguistic analyses.