The phrase "accessible mainstream" is correct and usable in written English.
It can be used to describe something that is easily reachable or understandable by the general public or a wide audience.
Example: "The documentary aims to present complex scientific concepts in an accessible mainstream format that everyone can understand."
Alternatives: "widely understandable" or "easily reachable".
Musically, she has married accessible, mainstream hits with over-the-top costumes and high-concept videos long before Lady Gaga did.
Mr. Lindsay-Abaire and Mr. Guirgis, American playwrights of distinctive and sometimes eccentric voices, have come up with vigorous, entertaining and (despite an unprintable title from Mr. Guirgis) widely accessible mainstream works, but without compromising their essential individual styles or points of view.
The startup has long-term goals of bringing a truly accessible mainstream robotic to market — but it's going to take a few years and a lot of baby steps.
The Guardian says that Hamasaki has "married accessible, mainstream hits with over-the-top costumes and high-concept videos".
But "Touch," which comes from "Heroes" creator Tim Kring, has a more unusual premise than those two series, which are readily accessible mainstream programs that are likely to make an impression on casual viewers.
There's obviously a big difference between free curiosity and $10 curiosity for an event like this but it seems pretty apparent that having access to a free stream on an easily-accessible mainstream site probably dissuaded some people from paying for the event on YouTube.
"We consider seaweed to be far more accessible to mainstream America than insects.
Nothing up to that point had made the issues that Gibson debates so accessible and mainstream.
So Mr. Ratner, who until then had seen only a few Hindi films, offered to re-edit "Kites" and make it more accessible for mainstream America.
That means she has the smarts to know just what to do with her inspiration and her musings if they are to be accessible to mainstream audiences.
It's to say that if the games industry wanted to be treated like other cultural media, it could start by making its work accessible to mainstream journalists.
