thrust+forth
111bolt action — Type of breech mechanism that was key to developing an effective repeating rifle. It combines the firing pin, a spring, and an extractor, all housed in or attached to the bolt. A projecting handle with a round knob moves the bolt back and forth.… …
112ancient Rome — ▪ ancient state, Europe, Africa, and Asia Introduction the state centred on the city of Rome. This article discusses the period from the founding of the city and the regal period, which began in 753 BC, through the events leading to the… …
113Mesopotamia, history of — ▪ historical region, Asia Introduction history of the region in southwestern Asia where the world s earliest civilization developed. The name comes from a Greek word meaning “between rivers,” referring to the land between the Tigris and… …
114Metaphysics — • That portion of philosophy which treats of the most general and fundamental principles underlying all reality and all knowledge Catholic Encyclopedia. Kevin Knight. 2006. Metaphysics Metaphysics …
115riot — Synonyms and related words: abundance, ado, affluence, affray, ample sufficiency, ampleness, amplitude, anarchism, anarchy, arise, assault, attack, avalanche, barbarize, batter, battering, battle, belly laugh, best seller, big hit, blue story,… …
116put — [c]/pʊt / (say poot) verb (put, putting) –verb (t) 1. to move or place (anything) so as to get it into or out of some place or position: to put money in one s purse. 2. to bring into some relation, state, etc.: put everything in order. 3. to… …
117WOMAN — This article is arranged according to the following outline: the historical perspective biblical period marriage and children women in household life economic roles educational and managerial roles religious roles women outside the household… …
118Fencing — This article is about the sport, which is distinguished from stage fencing, academic fencing (mensur), historical fencing, SCA fencing, and swordsmanship. For the boundary structure, see Fence. For other uses, see Fencing (disambiguation).… …
119Apollo spacecraft — The Apollo spacecraft was designed as part of the Apollo Program, by the United States in the early 1960s to land men on the moon before 1970 and return them safely to earth. This goal was set forth by President Kennedy after the first flight of… …
120Laser propulsion — is a form of Beam powered propulsion where the energy source is a remote (usually ground based) laser system. This form of propulsion differs from a conventional chemical rocket where both energy and reaction mass come from the solid or liquid… …
