noun
uncolored sketch; line drawing; rough sketch
Refers to a sketch or drawing done in lines without color, often a preliminary or rough work. Compare with 素描 (そびょう), which can also mean a literary sketch.
See also: 素描 (そびょう)
彼は鉛筆で素早く素描を描いた。
He quickly drew a rough sketch with a pencil.
この素描には色がついていない。
This sketch has no color.
素描 (そびょう) can also refer to a literary sketch or a rough drawing, while 素描 (すがき) specifically means an uncolored line sketch.
Compound of 素 (す, 'plain, unadorned') and 描き (かき, 'drawing', from 描く). The kanji 素描 is a straightforward combination of these elements.