A personality type characterized by ambition, impatience, and competitiveness, and thought to be susceptible to stress and heart disease.
A型个性（一种性格类型，特征为高进取心，性情急躁，竞争性，易感到压力和得心脏病）
as modifierteaching people with Type A personalities to keep their anger in check
the old Type A would have savagely ripped the package into many pieces
Example sentencesExamples
In the old terminology we used to call these people the Type A personality.
This finding suggests that the speed and impatience component of the Type A behavior pattern might be related more strongly to cognitive failures.
Individuals with a Type A personality and professional athletes - who constantly push themselves and desire to compete and achieve perfection - are more likely to develop the condition than others are, notes Ribblett.
This was back in the eighties when the Type A personality's relationship to heart attack was first being bandied about.
Closer supervision may be needed for students with high competitiveness and Type A personalities.
Definition of Type A in US English:
Type A
noun
A personality type characterized by ambition, high energy, and competitiveness, and thought to be susceptible to stress and heart disease.
A型个性（一种性格类型，特征为高进取心，性情急躁，竞争性，易感到压力和得心脏病）
as modifierteaching people with Type A personalities to keep their anger in check
the old Type A would have savagely ripped the package into many pieces
Example sentencesExamples
This finding suggests that the speed and impatience component of the Type A behavior pattern might be related more strongly to cognitive failures.
Individuals with a Type A personality and professional athletes - who constantly push themselves and desire to compete and achieve perfection - are more likely to develop the condition than others are, notes Ribblett.
In the old terminology we used to call these people the Type A personality.
Closer supervision may be needed for students with high competitiveness and Type A personalities.
This was back in the eighties when the Type A personality's relationship to heart attack was first being bandied about.