type B

adjective

: relating to, characteristic of, having, or being a personality that is marked by a lack of aggressiveness and tension and that has been implicated by some studies as a factor decreasing the risk of cardiovascular disease
type B behavior

Word History

First Known Use

1976, in the meaning defined above

Time Traveler
The first known use of type B was in 1976

Dictionary Entries Near type B

Cite this Entry

“Type B.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/type%20B. Accessed 23 Apr. 2024.

Medical Definition

type B

1 of 2 adjective
: relating to, characteristic of, having, or being a personality that is marked by a lack of excessive aggressiveness and tension and that has been implicated by some studies as a factor reducing the risk of cardiovascular disease
type B behavior

type B

2 of 2 noun
: an individual with a type B personality
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