<p><strong>Noun</strong></p><ul><li>an intervening period of time: an interval of 50 years.</li><li>a period of temporary cessation; pause: intervals between the volleys of gunfire.</li><li>a space between things, points, limits, etc.; interspace: an interval of ten feet between posts.</li><li>Synonyms: gulf, separation, gap, opening.</li><li>Mathematics: the totality of points on a line between two designated points or endpoints that may or may not be included.</li><li>any generalization of this to higher dimensions, as a rectangle with sides parallel to the coordinate axes.</li><li>the space between soldiers or units in military formation.</li><li>Music: the difference in pitch between two tones, as between two tones sounded simultaneously (harmonic interval) or between two tones sounded successively (melodic interval).</li><li>Chiefly New England: intervale.</li><li>Cards: a period in a game for placing bets.</li><li>British: an intermission, as between the acts of a play.</li></ul><p><strong>End of Response</strong></p>