Here are all volumes of Purnachandra Odia Bhashakosha (Dictionary) – the monumental work by Gopal Chandra Praharaj (1874-1945). You can download all seven volumes and the preface as a separate file.
Purnachandra Odia Bhashakosha is not just a dictionary; it’s an Odia language lexicon listing about 185000 words and their meanings in four languages – Odia, English, Hindi and Bengali.
So, you may use this as a dictionary:
In addition, it is replete with quotations from wide ranging classical works illustrating the special usage of various words. Also contains much specialized information like the botanical names of many local plants, information on asterisms and constellations and also includes articles on various topics as well as biographies of personalities connected with Odisha’s history and culture. On the whole, it is no less than an encyclopedic work touching upon various aspects of Odia language and Odisha and upon many topics of general interest.
Download all volumes:
Download Volume 1 – The Vowels
Download Volume 2 – Consonants-Ka to Uan
Volume 3 – Consonants-Cha to Tha
Download Volume 4 – Consonants-Da to Pa
Download Volume 5 – Consonants-Pha to Ma
Download Volume 6 – Consonants-Ja to Sha
Download Volume 7 – The Last Two Letters-Sa to Ha
Thanks to Archive.org, Srujanika and everyone else involved in digitizing the content and making it available online.