Home › Forums › setting the stage › solids as quantum systems › Defination of Solid This topic has 0 replies, 1 voice, and was last updated 1 year, 2 months ago by Taiful Islam. Viewing 1 post (of 1 total) Author Posts October 26, 2023 at 7:25 am #9686 Taiful IslamParticipant Solid is the state of matter where the molecules in an atom are very closely bounded with each other, where molecules have the least amount of the potential energy. 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