tri = 3 vertices poly = n vertices (where n can be any natural number equel or higher than 3 {3, 4, 5, ...} face = poly so lets say it this way: you always have polys, the triangle is just a special case game related, you talk always about tris, even if you say polygone
READ: What Vig posted. If you're talking about what terms are commonly accepted by game artists, it's right, and there's no need to ask any more questions on the matter... And stop listening to Blender. If it's saying anything different, it more than likely is using nomenclature the industry doesn't accept as the norm. The…