Application, Coating
noun, verbal noun
Let's paint a cloth's worth of paint on the wall. This is one application or coating of paint.
とふ
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
昨日は一日中石膏を乾式工法の壁に塗布していました。
I applied plaster to drywall all day yesterday.