"horizontal picture" is correct and can be used in written English.
It refers to an image or photograph that has a wider width than height, as opposed to a vertical picture which has a taller height than width. Example: The photographer captures stunning horizontal pictures of the beach, showcasing the expansive coastline and clear blue waters.
It's a big horizontal picture with a black hourglass marking the approach of death.
The photographer Andreas Gefeller uses the same shooting-overhead process that you did for the horizontal picture of the assembly line.
Next came a narrow horizontal picture by Picasso, "Le Repos (Marie-Thérèse Walter)." Painted in May 1932, the portrait of the young woman snoozing with her face resting on her arm has a dreamy quality not usually associated with the Baroque, violently distorted portrayals of humans from that year favored by present-day buyers.
And there are other kinds of drama at work in the show as a whole, adventures of scholarly discovery, sparked partly by a second painting, a smallish horizontal picture in two different-size parts attached to the bottom of the "Magi" panel.
Whereas geophysical surveys provide a horizontal picture of how the sites expanded over space, microstratigraphic studies provide a vertical perspective of the social processes that built the tells over time.
A horizontal picture can suggest a landscape or table-top still life, vertical ones the human figure.
His sumptuous colour, dramatic architectural settings and horizontal picture-planes have much of the theatre about them, and the links are intentional.
One ad features horizontal pictures of three pairs of eyes, each looking to a different side as if watching a tennis match.
Horizontal pictures should probably be hung with two pins to keep them straight.
Beyond the bathroom, Ms. Fierman suggested cleaning all visible horizontal surfaces: windowsills, picture frames, baseboards, even the inside shelves of kitchen and medicine cabinets.
Trundling past the paintings, you are pleasantly entertained, but there is little to detain you until -- shock -- you come to an evocative, horizontal, paint-encrusted picture of a field of poppies.
