A thin layer of blood spread on a microscope slide for examination of the various blood cells and detection of parasites.

Anadara granosa (or Tegillarca granosa), an edible species of ark clam.

Synonym of blood libel

plural of blood accusation

(religion, historical) The martyrdom of those who had not been baptized. They were considered to have been baptized in blood, and this was regarded as a full substitute for literal baptism.

plural of blood sport

(idiomatic, astronomy) The moon as it appears during a total lunar eclipse.

A horse whose blood or lineage is derived from the purest and most highly prized stock (typically a Thoroughbred or Arabian)

(informal) A reddish secretion on the skin of a hippopotamus, believed to protect its skin from harsh sun.

(hematology, cytology) A blood cell.