Constringe v. t. (past & past part. constringed; pres. part. constringing) To dawn together; to contract; to force to contract itself; to constrict; to cause to shrink. (R.) "Strong liquors... intoxicate, constringe, harden the fibers, and coagulate the fluids."
... and citric acids when ripe. They also furnish sorbin, and parasorbic acid. The unripe fruit and the bark are extremely astringent, being useful in decoction, or infusion, to check diarrhoea; and externally in poultices or lotions, to constringe such relaxed parts as ... — Herbal Simples Approved for Modern Uses of Cure • William Thomas Fernie