type A

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Related to type A: type A behavior


the general or prevailing character of any particular case, such as of a disease, person, or substance.
type A a behavior pattern characterized by excessive competitiveness and aggressiveness. See type A behavior.
asthenic type a constitutional type marked by a slender body, long neck, long, flat chest and abdomen, and poor muscular development.
athletic type a constitutional type marked by broad shoulders, deep chest, flat abdomen, thick neck, and good muscular development.
blood type
2. the phenotype of an individual with respect to a blood group system.
body type (constitutional type) a constellation of traits related to body build.
phage type a subgroup of a bacterial species susceptible to a particular bacteriophage and demonstrated by phage typing. Called also lysotype and phagotype.
pyknic type a constitutional type marked by rounded body, large chest, thick shoulders, broad head, and short neck.

type A


Type A

Of or relating to a personality or behavior pattern that is marked by tenseness, impatience, and aggressiveness and is thought to be associated with an increased risk factor for heart disease.
A person who has this personality or exhibits this behavior pattern.

vi·ral hep·a·ti·tis

(vīrăl hepă-tītis)
Hepatitis caused by various immunologically unrelated viruses: hepatitis A virus, hepatitis B virus, hepatitis C virus, hepatitis D virus, hepatitis E virus, and hepatitis G virus.

vi·ral hep·a·ti·tis, type A

(vīrăl hepă-tītis tīp)
A viral disease with a short (15-50 days) incubation period caused by hepatitis A virus, often transmitted by fecal-oral route.

vi·ral hep·a·ti·tis, type B

(vīrăl hepă-tītis tīp)
A viral disease with a long incubation period (usually 50-160 days), caused by a hepatitis B virus, usually transmitted by injection of infected blood or blood derivatives or by use of contaminated needles, lancets, or other instruments or by sexual transmission.
Synonym(s): infectious hepatitis, short-incubation hepatitis.

vi·ral hep·a·ti·tis, type C

(vīrăl hepă-tītis tīp)
Principal cause of non-A, non-B posttransfusion hepatitis caused by an RNA virus; high percentage of patients develop chronic liver disease leading to cirrhosis.

vi·ral hep·a·ti·tis, type D

(vīrăl hepă-tītis tīp)
Acute or chronic hepatitis caused by a satellite virus, the hepatitis delta virus; chronic type appears to be more severe than other types of viral hepatitis.
References in periodicals archive ?
The Type A construct first defined by two cardiologists, Friedman and Rosenman (1959) described Type A individuals with a highly competitive drive for achievement and recognition, together with a tremendous sense of time urgency impatience and a tendency toward hostility and aggression.
Numerous studied have shown that Type A individuals consciously disregard their fatigue if it interferes with their achievement (Carver, Coleman, & Glass, 1976).
Several studies reported that Type A people as compared to Type B, choose to work an problems of greater difficulty (Holmes, McGillym, & Houston, 1984; Ortega & Pipal, 1984).
Disentangling the relationship between the achievement striving and impatience-irritability dimensions of Type A behavior, performance, and health.
Time consciousness, achievement striving, and the Type A coronary-prone behavior pattern.
Health behaviors and symptomology of college students based on Type A behavior pattern, Estimate of Self-Competence, and gender: Potential self-handicapping preferences.
Type A behavior in housewives: Relation to work, marital adjustment, stress, tension, health, fear-of-failure, and self-esteem.
Cognitive characteristics of the Type A coronary-prone behavior pattern.
Suppression of menstrual distress symptoms: A study of Type A behavior.
Exploration of the Type A behavior pattern in chronic headache sufferers.
Exercise Training in Healthy Type A Middle-Aged Men: Effects on Behavioral Cardiovascular Responses.
Regularly engage in aerobic exercise; it has been found to lessen the physiological hyper-reactivity many Type As experience when facing stress.