It could be a nomenclature specific to a certain field, or perhaps it's a made-up word. If you could provide some information about where you encountered this term, I could try to figure it out. This just could be https://jesselhct936819.pointblog.net/that-s-a-tricky-one-69cuan-doesn-t-seem-like-a-recognized-word-in-any-popular-language-i-have-come-across-77813735