<p><strong>Noun:</strong></p><ul><li>A linear representation of important events in the order in which they occurred.</li><li>A schedule; timetable.</li><li>Digital Technology: A collection of online posts or updates associated with a specific social media account, in reverse chronological order.</li><li>Timeline bar.</li><li>An alternate reality in which events unfold differently, often beginning at a single identifiable moment of divergence that establishes a distinct but recognizable parallel existence: "We’re stuck in the darkest timeline, trapped in a dystopian nightmare."</li><li>Parallel universe (def 3).</li></ul>