<p><strong>Noun</strong></p><ul><li>A relationship that usually begins at the time of birth between a parent and offspring and that establishes the basis for an ongoing mutual attachment.</li><li>The establishment of a pair bond.</li><li>A close friendship that develops between adults, often as a result of intense experiences, as those shared in military combat.</li><li>A technique or procedure for restoring the discolored or damaged surface of a tooth by coating it with a highly durable resinous material that adheres to the existing enamel.</li></ul>