⚖ Legal Lexicon sources of authority
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Dictionary directory

Real, reputable legal dictionaries — with links that resolve. Public-domain works link a hosted full-text copy; in-copyright works link the publisher. Then, per the plan to “make and link them for different countries,” a set of per-country legal glossaries, favoring official government and court sources.

Core legal dictionaries

Black's Law Dictionary
First ed. 1891 (Henry Campbell Black); current 12th ed. 2024 (ed. Bryan A. Garner, Thomson Reuters)
Americanreference
Bouvier's Law Dictionary
First ed. 1839 (John Bouvier, 1787–1851)
Americanpublic domainfounding-adjacent
A Dictionary of the English Language (Samuel Johnson)
Published 15 April 1755 (Samuel Johnson, 1709–1784)
Englishpublic domainfounding-era

Legal glossaries by country

Each country’s legal system has its own vocabulary. These link official or flagship-reputable glossaries; the list is designed to grow.

🇺🇸 United States

Bouvier's Law Dictionary (1839) →
John Bouvier — public domain
Wex legal dictionary & encyclopedia →
Cornell Legal Information Institute

🇬🇧 United Kingdom

Glossary of legal terms → official
UK Ministry of Justice (Family Procedure Rules)
Glossary of legal terms & phrases →
The Inner Temple Library

🇨🇦 Canada

Glossary (Justice Laws Website) → official
Department of Justice Canada

🇦🇺 Australia

Glossary of legal terms → official
Federal Court of Australia
AustLII — free case law & legislation →
Australasian Legal Information Institute

🇮🇳 India

Legal Glossary → official
Legislative Dept., Ministry of Law & Justice (GoI)
Glossary of legal terms (plain language) →
Nyaaya (legal-literacy initiative)

🇪🇺 European Union

Glossary of summaries → official
EUR-Lex (Publications Office of the EU)
Glossaries and translations → official
European e-Justice Portal

See also: what these dictionaries are and aren’t · our own American legal lexicon.