a drawing made with lines only, gradations in tone being provided by the spacing and thickness of the lines
WordReference Random House Unabridged Dictionary of American English © 2025
line′ draw′ing,
- Fine Arta drawing done exclusively in line, providing gradations in tone entirely through variations in width and density.
- 1890–95
Collins Concise English Dictionary © HarperCollins Publishers::
'line drawing' also found in these entries (note: many are not synonyms or translations):