Earlier quoted context omitted.
"Content vertical" is the term Yahoo uses to describe the major sections of the programmed content (as opposed to search, or mail, or Tumblr, or whatever) on their site. It's tricky for Yahoo to communicate about how its business works, because Yahoo is the oldest and largest "portal" site, and so by design it tries to do (and milk revenue from) everything it can. Their business is complicated at a fundamental level…
Thanks for the additional context. > Since they're a huge public company, they have to communicate facts about their business to investors, with some precision, and so they expose you to terms like these. Isn't a term like "content vertical", though, used with investors precisely for its imprecision ? That is, it imparts of flavor of mysterious business strategy and arcane MBA knowledge to the most mundane of activit…
Or, you can slice it vertically, into departments, with all the levels of seniority together grouped by what they're actually doing. You could call them departments, you could call them markets, but those terms are already taken.