<p><strong>Verb</strong></p><ul><li>(used with object) to reduce to atoms.</li><li>to reduce to fine particles or spray.</li><li>to destroy (a target) by bombing, especially with an atomic bomb.</li><li>to split into smaller parts, sections, groups, factions, etc.: Principles of freedom and individual liberty encouraged the economic individualism that atomized the nation and destroyed social responsibility.</li><li>(used without object) to split into smaller units; fragment: Critics say the group has atomized around several leaders.</li></ul>