Home › Forums › setting the stage › solids as quantum systems › Definition of a solid This topic has 0 replies, 1 voice, and was last updated 6 days, 7 hours ago by Jules. Viewing 1 post (of 1 total) Author Posts November 11, 2025 at 3:12 pm #14037 JulesParticipant I would describe a solid as a structured way of organizing elemental particles relative to each other that gives rise to certain macroscopic properties of materials. Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In