<p><strong>Noun</strong></p><ul><li>a break or opening, as in a fence, wall, or military line; breach</li><li>an empty space or interval; interruption in continuity; hiatus</li><li>a wide divergence or difference; disparity</li><li>a difference or disparity in attitudes, perceptions, character, or development, or a lack of confidence or understanding, perceived as creating a problem</li><li>a deep, sloping ravine or cleft through a mountain ridge</li><li>a mountain pass (chiefly Midland and Southern U.S.)</li><li>the distance between one supporting surface of an airplane and another above or below it</li></ul><p><strong>Synonyms</strong></p><ul><li>lull</li><li>interlude</li><li>break</li><li>interstice</li><li>pause</li></ul><p><strong>Verb</strong></p><ul><li>to make a gap, opening, or breach in</li><li>to come open or apart; form or show a gap</li></ul><p><strong>Past Participle</strong></p><ul><li>gapped</li></ul><p><strong>Present Participle</strong></p><ul><li>gapping</li></ul>