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pi

(Encyclopedia)pi, in mathematics, the ratio of the circumference of a circle to its diameter. The symbol for pi is π. The ratio is the same for all circles and is approximately 3.1416. It is of great importance in...

Kukai

(Encyclopedia)Kukai or Kobo-Daishi ko͞oˈkī, kōˈbō-dīˈshē [key], 774–835, Japanese priest, scholar, and artist, founder of the Shingon or “True Word” sect of Buddhism. Of aristocratic birth, he studie...

mandala

(Encyclopedia)mandala mŭnˈdələ [key], [Skt.,=circular, round] a concentric diagram having spiritual and ritual significance in Hindu and Buddhist Tantrism. The mandala may have derived from the circular stupa a...

Worms, Diet of

(Encyclopedia)Worms, Diet of, 1521, most famous of the imperial diets held at Worms, Germany. It was opened in Jan., 1521, by Holy Roman Emperor Charles V. After disposing of other business, notably the question of...

electroencephalography

(Encyclopedia)electroencephalography əlĕkˌtrōĕnsĕfˌəlŏgˈrafē [key], science of recording and analyzing the electrical activity of the brain. Electrodes, placed on or just under the scalp, are linked to a...

koan

(Encyclopedia)koan kōˈän [key] [Jap.,=public question; Chin. kung-an], a subject for meditation in Ch'an or Zen Buddhism, usually one of the sayings of a great Zen master of the past. In the formative period of ...

Mallarmé, Stéphane

(Encyclopedia)Mallarmé, Stéphane stāfänˈ mälärmāˈ [key], 1842–98, French poet. Mallarmé's great importance is as the chief forebear of the symbolists; the influence of his poetry was particularly felt b...

alternative medicine

(Encyclopedia)alternative medicine, the treatment and prevention of disease by techniques that are regarded by modern Western medicine as scientifically unproved or unorthodox. The term alternative medicine can enc...

Shiva

(Encyclopedia)Shiva or Siva shēˈvə [key], one of the greatest gods of Hinduism, also called Mahadeva. The “horned god” and phallic worship of the Indus valley civilization may have been a prototype of Shiva ...

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