#1
stain v. color with a liquid dye or tint; "Stain this table a beautiful walnut color"; "people knew how to stain glass a beautiful blue in the middle ages"
. wn #2
stain n. [
discoloration, discolouration] a soiled or discolored appearance; "the wine left a dark stain"
. wn #3
stain n. (microscopy) a dye or other coloring material that is used in microscopy to make structures visible
. wn #4
stain v. produce or leave stains; "Red wine stains the table cloth"
. wn #5
stain n. [
dirt, filth, grime, soil, grease, grunge] the state of being covered with unclean things
. wn