This is the 5189th most frequent Arabic word.
بخط
"بخط" means "in handwriting" or "in script."
Here, 'بخط' (in handwriting) is used to describe the manner in which the letter was written.
كتبت الرسالة بخط جميل.
I wrote the letter in a beautiful handwriting.
In this example, 'بخط' (in a line style) refers to the style of the drawing.
رسم بخط عريض على اللوحة.
He drew in bold lines on the canvas.
Here, 'بخط' (in the line) indicates the positional alignment with the horizon line.