B-type

Rare donor category

B-type designates a secondary or alternative category, often contrasted with A-type as the primary.

In astronomy, B-type stars are hot, blue-white stars.

In personality psychology, Type B describes people who are relaxed and less competitive than their driven Type A counterparts: He's definitely B-type—nothing rattles him.

The compound appears in various technical classifications where alphabetical ordering indicates hierarchy or sequence.

personality

introvert

One who turns inward

quiet · solitary · introspective · observer · listener · analytical · contemplative · private · cautious · deliberate

blood

transfusion

Transfer of blood intravenously

recipient · antibody · plasma · serology · crossmatch · universal · ABO · hemolytic · agglutination · phenotype

astronomy

star

Luminous astronomical object

hydrogen · helium · Rigel · classification · stellar · magnitude · radiation · fusion · massive · supergiant

Categories
Opposites
blood type classification

B-typeO-type

Antigen-free blood classification

type O · type AB · universal donor · universal recipient

Family

type, types, typed, typing, typist, typists, typical, typically, typify

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Profile
Used worldwide · Timeless · Abstract · Rated G