<p><strong>Noun</strong></p><ul><li>the act of joining together, or the state of being so joined; combination, union, or association.</li><li>a combination of events or circumstances.</li><li>any member of a small class of words distinguished in many languages by their function as connectors between words, phrases, clauses, or sentences, such as and, because, but, however.</li><li>the coincidence of two or more heavenly bodies at the same celestial longitude.</li><li>a compound proposition that is true if and only if all of its component propositions are true.</li></ul><p><strong>Verb</strong></p><ul><li>(used with object) to arrange or organize by classes; order according to class.</li><li>to assign a classification to (information, a document, etc.).</li><li>to limit the availability of (information, a document, etc.) to authorized persons.</li></ul><p><strong>End of Response</strong></p>