blood group

noun

human blood cells (usually just the red blood cells) that have the same antigens

• Syn: ↑blood type

• Hypernyms: ↑blood

• Hyponyms:

↑A, ↑type A, ↑group A, ↑B, ↑type B, ↑group B, ↑AB, ↑type AB, ↑group AB, ↑O, ↑type O, ↑group O, ↑Rh-positive blood type, ↑Rh positive, ↑Rh-negative blood type, ↑Rh-negative blood, ↑Rh negative

* * *

noun

1. : a group of persons related by a blood bond

2. : one of the classes into which human beings can be separated on the basis of their possession or nonpossession of certain antigens, the classical ABO antigens subdividing human blood into four groups: O, A, B, and AB — compare isoantibody, rh factor

* * *

Med.

any of various classes into which human blood can be divided according to immunological compatibility, based on the presence or absence of specific antigens on red blood cells. Also called blood type. Cf. ABO system, Rh factor.

[1915-20]

* * *

blood group noun

Any of various types of blood identified and defined by their antigenetic structures, esp one of the four types of human blood (designated O, A, B, AB)

• • •

Main Entry: ↑blood

* * *

blood group UK US noun [countable] [singular blood group plural blood groups] medical british

one of the groups that human blood can be divided into. The four main groups are A , B , AB , and O . The American word is blood type .

Thesaurus: heart, blood and circulation_hyponym

* * *

blood group,

any one of the groups into which human blood may be divided on the basis of the presence or absence of certain substances that cause red cells to clump together; blood type. Blood groups are important in blood transfusions.

* * *

n. any of the various types of human blood whose antigen characteristics determine compatibility in transfusion. The best known blood groups are those of the ABO system

* * *

noun, pl ⋯ groups [count]

: ↑blood type

* * *

ˈblood group [blood group] (also ˈblood type especially in NAmE) noun

any of the different types that human blood is separated into for medical purposes: (BrE)

What blood group are you?

•

(NAmE)

What blood type do you have?

•

blood group/type O

See also: ↑blood type