brown stain


Also found in: Medical.

brown stain

A chocolate brown stain produced by fungus in the sapwood of some pine trees.
References in periodicals archive ?
Fluoride related alterations in enamel lead to surface hypermineralization and subsurface hypomineralization which are characterized by white opaque appearance with secondary brown stain.
QI live in a bungalow which has white pebble dash and a massive brown stain has appeared on the gable end.
A closer look at the same tooth (bottom) reveals filing marks (B and C), putty (D) and a reddish brown stain (E).
Low Tide, a mid-tone brown stain with subtle distressing available on every piece, replicates antiques with water spots and burnishing.
For two days, I was left with a disgusting brown stain round the bath until Ippolito sent over his handyman.
The salts will still absorb moisture but this time from within the room showing up as a patch of dampness usually with a brown stain to make it even less attractive.
Trendley Dean initiated a major project to investigate the epidemiology of Colorado Brown Stain (now renamed dental or enamel fluorosis).
What's the mileage reimbursement for a big, brown stain and sour-milk odor?
Brown stain makes the appearance of ponderosa pine shop lumber look dark, streaky, and splotchy, which often results in lumber downgrading.
White-haired breeds will show a brown stain on legs and paws where they have been licking.
When the water would come over bow it would leave a brown stain.
Dip the sponge into the bowl of tea, and wipe the brown stain all over both sides of each sheet of paper.