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RAS   /ræs/   Listen
RAS

noun
1.
The network in the reticular formation that serves an alerting or arousal function.  Synonym: reticular activating system.



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"RAS" Quotes from Famous Books



... Rainy season. Rajkot leather-work. Rakka, Rakshasas. Rama Kamheng, king. Rameshwaram. Ramnad. Rampart of Gog and Magog. Ramusio, Giov. Battista, passim, his biographical notices of Polo; his edition of Polo. Rana Paramita's Woman Country. Ranking, John. Raonano-Rao. Rapson, E.J. Ras Haili. —— Kumhari. Rashiduddin, alias Fazl-ulla Rashid, Persian statesman and historian of the Mongols, frequently quoted in the Notes. Ravenala tree (Urania speciosa). Raw meat eaten. Rawlinson, Sir H. Reclus, Asie russe, on Caspian Sea fisheries. Red gold and red Tangas. ...
— The Travels of Marco Polo, Volume 2 • Marco Polo and Rustichello of Pisa

... ability. The army, nominally commanded by Gordian, really acted under his orders. With it Timesitheus attacked and beat the bands of Sapor in a number of engagements, recovered Antioch, crossed the Euphrates, retook Carrhae, defeated the Persian monarch in a pitched battle near Resaina (Ras-el-Ain), recovered Nisibis, and once more planted the Roman standards on the banks of the Tigris. Sapor hastily evacuated most of his conquests, and retired first across the Euphrates, and then across the more eastern river, while the Romans advanced as he retreated, ...
— The Great Events by Famous Historians, Volume 03 • Various

... the game. The bluff king it is said played chess, as Wolsey and Cranmer did, and as Pitt, and Wilberforce, and Sunderland, Bolingbroke and Sydney Smyth have in our generations. The vain and tyrant king, like the Ras of Abyssinia, who we hear of through Salt and Buckle much preferred winning, and was probably readily accommodated. Less magnanimous and wise, these two, Henry and Ras, did not in this respect resemble Al Mamun and Tamerlane, whom Ibn Arabshah, Gibbon and others tell ...
— Chess History and Reminiscences • H. E. Bird

... Phoenician plains, as we proceed from south to north, is that of Tyre. This is a long but comparatively narrow strip, reaching from the Ras-el-Abiad towards the south to Sarepta on the north, a distance of about twenty miles, but in no part more than five miles across, and generally less than two miles. It is watered about midway by ...
— History of Phoenicia • George Rawlinson

... apurva-vidhi the thing to be done would have remained undone and unknown had it not been for the vidhi. In parisa@nkhya-vidhi all that is enjoined is already known but not necessarily as possible alternatives. A certain mantra "I take up the rein" (imam ag@rbhna@m ras'ana@m) which could be used in a number of cases should not however be used at the time of holding ...
— A History of Indian Philosophy, Vol. 1 • Surendranath Dasgupta



Words linked to "RAS" :   rf, reticular activating system, neural network, reticular formation, neural net



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