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.
â¢ RONDEAU (noun). The noun RONDEAU has 2 senses: 1. a musical form that is often the last movement of a sonata. 2. a French verse form of 10 or 13 lines running on two rhymes; the opening phrase is repeated as the refrain of the second and third stanzas. Familiarity information: RONDEAU used as a noun is rare.Dictionary entry details.. a musical form that is often the last movement of a sonata. 2. a French verse form of 10 or 13 lines running on two rhymes; the opening phrase is repeated as the refrain of the second and third stanzas. Familiarity information: RONDEAU used as a noun is rare. Dictionary entry details.