<p><strong>Noun:</strong></p><ul><li>A break or interruption in the continuity of a work, series, action, etc.</li><li>A missing part; gap or lacuna.</li><li>Any gap or opening.</li><li>The coming together, with or without break or slight pause, and without contraction, of two vowels in successive words or syllables, as in "see easily."</li><li>A natural fissure, cleft, or foramen in a bone or other structure.</li></ul>