Wiktionary
wedge-and-dash
alt. (context chemistry English) A method of representing the three-dimensional structure of a molecule in which solid lines represent bonds in the plane of the image, wedges represent bonds towards the viewer and dashed lines represent bonds away from the viewer n. (context chemistry English) A method of representing the three-dimensional structure of a molecule in which solid lines represent bonds in the plane of the image, wedges represent bonds towards the viewer and dashed lines represent bonds away from the viewer