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Shammai, in Judaism

(Encyclopedia)Shammai shäˈmī [key], c.50 b.c.–c.a.d. 30, Jewish sage known for his opposition to the liberal teachings of Hillel. He and his school interpreted the Law extremely rigorously, emphasizing deed ra...

sin, in religion

(Encyclopedia)sin, in religion, unethical act. The term implies disobedience to a personal God, as in Judaism, Christianity, and Islam, and is not used so often in systems such as Buddhism where there is no persona...

Prometheus, in astronomy

(Encyclopedia)Prometheus prōmēˈthēəs [key], in astronomy, one of the named moons, or natural satellites, of Saturn. Also known as Saturn XVI (or S16), Prometheus is an irregularly shaped (nonspherical) body me...

proof, in mathematics

(Encyclopedia)proof, in mathematics, finite sequence of propositions each of which is either an axiom or follows from preceding propositions by one of the rules of logical inference (see symbolic logic). Mathematic...

proof, in printing

(Encyclopedia)proof, in printing, a trial impression for inspection. Proofreading is the inspection and marking of proof for correction of errors and imperfections. Proofreaders' marks are included in dictionaries....

Proteus, in astronomy

(Encyclopedia)Proteus prōˈtēəs, –tyo͞os [key], in astronomy, one of the natural satellites, or moons, of Neptune. ...

stock, in botany

(Encyclopedia)stock, in botany, common name for any species of the genus Matthiola, for Malcomia maritima (Virginia stock), and for the wallflower, all belonging to the family Cruciferae (or Brassicaceae; mustard f...
 

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