<p><strong>Adverb</strong></p><ul><li>at that time: Prices were lower then.</li><li>immediately or soon afterward: The rain stopped and then started again.</li><li>next in order of time: We ate, then we started home.</li><li>at the same time: At first the water seemed blue, then gray.</li><li>next in order of place: Standing beside Charlie is my uncle, then my cousin, then my brother.</li><li>in addition; besides; also: I love my job, and then it pays so well.</li><li>in that case; as a consequence; in those circumstances: If you're sick, then you should stay in bed.</li><li>since that is so; as it appears; therefore: You have, then, found the mistake? You are leaving tonight then.</li></ul><p><strong>Adjective</strong></p><ul><li>being; being such; existing or being at the time indicated: the then prime minister.</li></ul><p><strong>Noun</strong></p><ul><li>that time: We have not been back since then. Till then, farewell.</li></ul>