Nearly two hundred terms are given short, one-line defintions, with links to graphs or articles for further explanation.
Glossaries of Economic Terms in Principles of Macroeconomics
This glossary of economic terms forms part of the support site for Joseph Stiglitz's Principles of Macroeconomics 4th ed. student website. It is simply laid out, with hundreds of entries, browsable alphabetically, from absolute advantage to zero elasticity. The definitions are short and are not linked to other material.
Economics and business dictionary from The Guardian, with bias towards business and finance but covering main economics concepts (e.g. Deflation, Keynesian economics, Retail price index) and institutional terms (e.g. Agenda 21, Federal Reserve Board, Nikkei 225). Basic, single-paragraph definitions.