noun blood that is blue in color due to a lack of oxygen
Blue blood has historical significance in tracing royal lineages and dynasties.
Blue blood can also be used in medical contexts to describe a condition where blood appears blue due to lack of oxygen.
Blue blood can be used metaphorically to refer to the privileged upper class in society.
Blue blood refers to the copper-based blood found in certain mollusks and arthropods.
Blue blood is a term used to describe people of noble or aristocratic descent.
In literature, 'blue blood' is often used to refer to aristocratic or noble families with a long history of wealth and power.
In psychology, 'blue blood' may be used metaphorically to describe individuals who come from privileged backgrounds and may exhibit certain behaviors or attitudes associated with that upbringing.
Historians may use the term 'blue blood' to discuss the lineage and genealogy of royal or noble families throughout history.
Sociologists may use 'blue blood' to examine social hierarchies and the impact of inherited wealth and status on individuals and society as a whole.