Greeble
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Greebles, also called greeblies (singular: greebly)<ref name=":0">Template:Cite web</ref> or nurnies, are small relief details used to give visual complexity to a model. The act of decorating a model with greebles is known as greebling. While greebling originated as a technique in filmmaking, it is commonly used in model-making, toy design, and kitbashing.<ref name=FuturePast>Template:Cite web</ref><ref name=":1">Template:Cite web</ref>
The term "greeblies" was coined by George Lucas in the 1970s to describe details on model ships used in the production of Star Wars.<ref name=":0" /> Ron Thornton is credited with coining the term "nurnies" to refer to CGI technical detail that his company Foundation Imaging produced for the Babylon 5 series,<ref name="FuturePast" /> while the model-making team of 2001: A Space Odyssey referred to them as "wiggets".<ref>Template:Cite web</ref>
In science-fiction model design, greebles are used to imply mechanical function without necessarily having any real purpose. They may also serve to create an illusion of scale.<ref>Template:Cite web</ref> In the production of Star Wars, many ship models began as simple shapes that were given visual complexity by attaching greebles taken from commercial model kits.<ref name=":1" /> Greebling is a common aspect of Lego model design.<ref>Template:Cite web</ref><ref>Template:Cite web</ref>