Captions, subtitles & timed text · Working

Sidecar subtitle

Also called: sidecar captions

ELI5

A separate timed-text file delivered alongside the video instead of burned into it.

Used in conversation

“The localisation team needs to check the sidecar subtitle before delivery.”

Definition

A separate timed-text file delivered alongside the video rather than burned into it.

Here “Sidecar subtitle” means: A separate timed-text file delivered alongside the video rather than burned into it.

Pitch context

You may encounter “Sidecar subtitle” in accessibility, localisation, ethics & ai conversations or materials.

Why it matters: Explains access, language adaptation, care, provenance and emerging synthetic-media responsibilities.

Connected terms

Sources & evidence · 8

Supporting source families. This entry is an editorial synthesis rather than a quotation from one canonical glossary.