Eye-level is a term that refers to the level at which the eyes are looking, or at which an object or picture is displayed. Synonyms for eye-level can refer to this same concept, with words like "gaze-level," "sightline," or "line of vision." Other terms that can be used include "perspective-angle," "viewpoint," or "field of vision." Additionally, "horizontal plane" or "horizontal space" can be used to describe the level on which objects are placed. Regardless of the term used, the concept of eye-level is important in design, art, and communication as it can affect how the viewer perceives and processes information.