0011-4561 The game of definition The game of definition Tyc Grzegorz author Department of Housing and Architectural Composition, Faculty of Architecture, Cracow University of Technology Correspondence to: Grzegorz Tyc 07 03 2016 Architektura Zeszyt 9-A (15) 2015 2015 387 391 Copyright © 2016 2016 <p style="text-align: justify;"> Architecture is a complex discipline, and works of architecture are diverse and constantly changing. Therefore, it is difficult to determine the range and essence of architecture and create a definition. This paper analyses the problem with definitions of architecture on the basis of semantics, aesthetics, and metaphysics. It considers the question of identity and essence, and the cause, purpose and consequence of defining.</p>