International Journal of Computational Linguistics Research KJ Nabeshima 8 3 2017 http://www.dline.info/jcl/fulltext/v8n3/jclv8n3_3.pdf Computational approaches to metaphor processing and identification are gaining popularity. In this paper, I will discuss the nature of a domain from a Cognitive Linguistic perspective, the kinds of domains used in sample computational approaches, and how they arrive at them.