(pathology) A disease characterised by an increased tendency of the blood to form clots

(historical) The four traditional things targeted for destruction during China's Cultural Revolution, usually translated as old customs, old culture, old habits, and old ideas.

Embroidery upon cloth over which canvas has been laid to guide the stitches. / Embroidery in Berlin wool on silk canvas with plush stitch.

eliminated, utterly destroyed / (heraldry) Having the roots of a tree visible in the emblazon.