Synonym for "Stream" in the Context of Live Video: Livestream

In digital media, a synonym for "stream" (as in live video/audio transmission) is livestream (or live stream).

Definition

Real-time delivery of video/audio content over the internet, allowing viewers to watch/listen simultaneously with capture—no full download required.

Key Characteristics

• Simultaneity: Production ≈ consumption (seconds of latency).
• Interactivity: Chat, reactions, polls, Q&A.
• Ephemerality: May not be archived (though platforms now auto-save).
• Platforms: YouTube Live, Twitch, TikTok Live, Instagram Live, Facebook Live, LinkedIn Live, Kick, Rumble.

Related Terms

• Webcast: More formal, one-to-many, often corporate/event.
• Broadcast: Traditional TV/radio term; now used for scheduled livestreams.
• Simulcast: Simultaneous broadcast on multiple platforms.
• VOD (Video on Demand): Not live—pre-recorded, watch anytime.

Technical Backbone

Encoding (H.264/HEVC/VP9) → Segmenting (HLS/DASH) → CDN distribution → Player buffer → Decode. Latency: 5–30s (HLS), <1s (WebRTC, low-latency HLS).

"Livestream" has largely replaced "webcast" in common usage. Both noun and verb: "We'll livestream the event" / "Watch the livestream."