Columbia Encyclopedia

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Job

(Encyclopedia)Job jōb [key], book of the Bible. The book is of unknown authorship and date, although many scholars assign it to a time between 600 b.c. and 400 b.c. A lament in narrative form, the subject is the p...

menopause

(Encyclopedia)menopause klīmăkˈtərĭk, klīˌmăktĕrˈĭk [key], transitional phase in a woman's life when the ovaries stop releasing eggs, ovarian production of estrogen and other hormones tapers off, and men...

numismatics

(Encyclopedia)numismatics no͞oˌmĭzmătˈĭks, –mĭs– [key], collection and study of coins, medals, and related objects as works of art and as sources of information. The coin and the medal preserve old forms...

Dickinson, Peter

(Encyclopedia)Dickinson, Peter (Peter Malcolm de Brissac Dickinson), 1927–2015, b. Livingstone, Northern Rhodesia (now Zambia). The son of a civil servant, he returned to England (1935) with his family and attend...

death

(Encyclopedia)death, cessation of all life (metabolic) processes. Death may involve the organism as a whole (somatic death) or may be confined to cells and tissues within the organism. Causes of death in human bein...

premenstrual syndrome

(Encyclopedia)premenstrual syndrome (PMS), any of various symptoms experienced by women of childbearing age in the days immediately preceding menstruation. It is most common in women in their twenties and thirties....

rhythm, biological

(Encyclopedia)rhythm, biological, or biorhythm, cyclic pattern of physiological changes or changes in activity in living organisms, most often synchronized with daily, monthly, or annual cyclical changes in the env...

adolescence

(Encyclopedia)adolescence, time of life from onset of puberty to full adulthood. The exact period of adolescence, which varies from person to person, falls approximately between the ages 12 and 20 and encompasses b...

Vermigli, Pietro Martire

(Encyclopedia)Vermigli, Pietro Martire pyĕˈtrō märtēˈrā vārmēˈlyē [key], 1500–1562, Italian Protestant reformer, also known as Peter Martyr. He joined the Augustinian canons and in that order received ...

senility

(Encyclopedia)senility sənilˈətē [key], deterioration of body and mind associated with old age. Indications of old age vary in the time of their appearance. Stooped posture, wrinkled skin, decrease in muscle st...