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.
1 The shape of a molecule is a description of the way the atoms in the molecule occupy space. 2  A diatomic molecule, a molecule composed of only 2 atoms, must always be linear in shape as the centers of the 2 atoms will always be in a straight line. A diatomic molecule, a molecule composed of only 2 atoms, must always be linear in shape as the centers of the 2 atoms will always be in a straight line. ' 2 Electron Cloud' Repulsion Theory (Valence Shell Electron Pair Repulsion, VSEPR) is used to predict shapes and bond angles of simple molecules.