nonmetal nonmetal /ˈnɒnˈmɛtəl/

adjective

1. Not containing, resembling or characteristic of a metal  ( nonmetal , nonmetallic )
   not containing, resembling or characteristic of a metal
    Nonmetallic elements
   nonmetallic elements
   

noun

1. A chemical element lacking typical metallic properties  ( nonmetal )
   a chemical element lacking typical metallic properties
    Oxygen is an example of a nonmetal, as it doesn't exhibit metallic properties.
   Oxygen is an example of a nonmetal, as it doesn't exhibit metallic properties.