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Celsius temperature scale

(Encyclopedia)Celsius temperature scale sĕlˈsēəs [key], temperature scale according to which the temperature difference between the reference temperatures of the freezing and boiling points of water is divided ...

More, Paul Elmer

(Encyclopedia)More, Paul Elmer, 1864–1937, American critic, educator, and philosopher, b. St. Louis. More taught Sanskrit and classical literature and then was a newspaper editor until 1914, after which he wrote ...

Maritsa

(Encyclopedia)Maritsa märēˈtsä [key], river, c.300 mi (480 km) long, rising in the Rila Mts., W Bulgaria, and flowing SE between the Balkans and Rhodope Mts., past Plovdiv, to Edirne, Turkey, where it turns sou...

Thetis

(Encyclopedia)Thetis thēˈtĭs [key], in Greek mythology, a nereid, mother of Achilles. She was loved by both Zeus and Poseidon, but because of a prophecy that her son would be greater than his father, the gods ga...

A

(Encyclopedia)A, first letter of the alphabet. A is a usual symbol for a low central vowel, as in father; the English long a (ā) is pronounced as a diphthong of ĕ and y. The corresponding letter of the Greek alph...

Graves, Frank Pierrepont

(Encyclopedia)Graves, Frank Pierrepont, 1869–1956, American educator, b. Brooklyn, N.Y., grad. Columbia (B.A., 1890; Ph.D., 1912). He taught Greek and classical philology at Tufts College (1891–96), was preside...

P

(Encyclopedia)P, 16th letter of the alphabet, representing the voiceless bilabial stop. It corresponds to Greek pi, but in form it looks like Greek rho (see R). For the technical use of P in higher criticism, see O...

Pappus

(Encyclopedia)Pappus păpˈəs [key], fl. c.300, Greek mathematician of Alexandria. He recorded and enlarged on the results of his predecessors, including Euclid and Apollonius of Perga, in his Mathematical Collect...

Appian

(Encyclopedia)Appian ăpˈēən [key], fl. 2d cent., Roman historian. He was a Greek, born in Alexandria. He held various offices in Alexandria, was an advocate in Rome, and then imperial procurator in Egypt. His h...

Stesichorus

(Encyclopedia)Stesichorus stēsĭkˈərəs [key], fl. c.600 b.c., Greek lyric poet. He lived at Himera, Sicily, and seems to have been originally named Tisias or Teisias. Legend says he invented the choral “heroi...