astringent

A substance which draws tissue together, thus restricting the flow of blood.

Extremely sour, bitter.

Sharp, caustic, severe.

Philip, who was made Duke of Edinburgh on the couple’s wedding, introduced a new, less stuffy, though as the years went on occasionally astringent, tone to the royal family.

Causing a dry or puckering mouthfeel; characteristic of foods with high tannin content, such as certain kinds of berries and citrus fruits.

Having the effect of drawing tissue together; styptic.