<p><strong>noun</strong></p><ul><li>plural registries.</li><li>the act of registering; registration.</li><li>a place where a register is kept; an office of registration.</li><li>register (defs 1, 2).</li><li>the state of being registered.</li><li>registered.</li><li>the nationality of a merchant ship as shown on its register.</li></ul>