What does "longform" mean?

Running for a relatively long time, typically more than two minutes.

What is a synonym for "longform"?

Common synonyms include: feature story.

adj

adj ·Rare ·Advanced level

Adjective

1
Running for a relatively long time, typically more than two minutes. not-comparable
2
Longer and more detailed than is normal. not-comparable
"a longform article; a longform news broadcast"

"a longform article; a longform news broadcast"

From long + form.