As with all physical symptoms of anxiety, the best way to deal with nausea is to learn more about it. If you find out why it happens, how it feels, and what you can do to stop it, nausea will become much less of a problem in your life.
Freebase(1.00 / 1 vote)Rate this definition: Diatomic molecule. Diatomic molecules are molecules composed only of two atoms, of either the same or different chemical elements. The prefix di- is of Greek origin, meaning two.
A diatomic element is a molecule of an element consisting of two atoms. It is a form of homonuclear diatomic molcule. There are only 7 diatomic elements in total and only 5 diatomic elements at standard temperature and pressure (STP).romine. The diatomic elements are the â ine halogens (fluorine, chlorine, bromine, iodine) and elements with a â gen ending (hydrogen, oxygen, nitrogen). Astatine is another halogen, but its behavior is not known.