- a theory devised to analyze a theory.
- the investigation and analysis of theories.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- philosophical discussion of the foundations, structure, or results of some theory, such as metamathematics
- a formal system that describes the structure of some other systemSee also metalanguage
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012