The phrase "a solid picture" is correct and usable in written English.
It can be used when describing a clear and reliable representation or understanding of a situation, concept, or idea.
Example: "After analyzing the data, we now have a solid picture of the market trends."
Alternatives: "a clear understanding" or "a reliable overview."
Presidential polls generally become more numerous after midterm elections, and our polling database is too spotty in the pre-midterm period to draw a solid picture before 1984.
After more prolonged viewing, what appeared at first to be a random accretion of colors and shapes begins to cohere into a solid picture.
(Regular TV uses a method called 480i -- 480 interlaced lines, blasted to the screen in rapidly alternating sets, the odd-numbered lines followed by the even-numbered ones. Your brain melds the two sets into a solid picture).
She also hopes that incorporating 2013 data not yet available to researchers will help her address another criticism, namely, that the study's window is too short to provide a solid picture of the career paths of young scientists.
The group is getting a solid picture of how the software engineering and other things they've been learning about in the program translate to the real physical business of building the parks.
The stories I have heard since I was a young child continue haunt me, and the bits and pieces of the puzzle never quite formed a solid picture of what really happened.
Although he deals with a horror that has been widely described elsewhere, Kevin Bales, a sociology professor at the University of Surrey Roehampton in London, provides a stirring, solid picture of the economic forces and personal catastrophes that constitute the prostitution industry in Thailand.
Overall, it seemed to paint a pretty solid picture of who I am.
After months of rumors and leaks, we think we've got a pretty solid picture of what's to come — and there's going to be a lot of it.
Having begun to build a more solid picture of exactly how extreme the climate in the West End was, I received a call from drum & bass icon DJ Fabio, who'd heard I was writing a story about discrimination in clubs on the West End.
While the P4 is well-built, compact, and produces a really bright and solid picture, its other features are just not very usable.
