Ionic substances form giant ionic lattices lattice: A lattice is a regular grid-like arrangement of atoms in a material. containing oppositely charged ions. They have high melting and boiling points, and conduct conduct: To allow electricity, heat or other energy forms to pass through.
Show popularity chart. Dejah is a contemporary respelling of the French word dÃ©jÃ . The name Deja is usually found in the French phrase dÃ©jÃ  vu (already seen). DÃ©jÃ  vu is an expression which refers to the feeling that someone has already experienced what is currently happening.
Subscribe to our Question of the Week: Question: What is a sÃ©ance?. Answer: The word sÃ©ance comes from a French verb meaning âto sit,â and the word is often used in the French language to refer to a session where people gather together, seated, to enjoy a show or some other entertainment. In English since the mid-19th century the word has become specifically associated with the occult.