Obstacle
91obstacle course — noun Date: 1943 a military training course filled with obstacles (as hurdles, fences, walls, and ditches) that must be negotiated; broadly a series of obstacles that must be overcome …
92obstacle course — 1. a military training area having obstacles, as hurdles, ditches, and walls, that must be surmounted or crossed in succession. 2. Informal. an event, situation, course of action, or the like that presents many challenges or difficulties. * * * …
93obstacle on the road to peace — stumbling block in the peace process, temporary dead end in the peace process …
94obstacle-clearance limit — The height above the airport elevation below which the minimum prescribed vertical clearance cannot be maintained either on approach or in the event of a missed approach …
95obstacle clearance — In air operations, the vertical distance between the lowest and the authorized height of operation …
96obstacle race — noun a race in which various obstacles, such as fences and pits, have to be negotiated …
97obstacle race — noun (C) a type of race in which runners have to jump over or climb through various objects …
98obstacle course — ob′stacle course n. 1) mil a military training area having obstacles, as hurdles and ditches that must be surmounted or crossed in succession 2) cvb inf an event, situation, or the like with many challenges …
99obstacle course — /ˈɒbstəkəl kɔs/ (say obstuhkuhl kaws) noun 1. a track which is constructed with hurdles, ditches, etc., to be jumped or crossed, used in athletic competition or for physical fitness training. 2. a progress towards a goal which presents a… …
100Obstacle Épistémologique — см. Эпистемологическая преграда …