obstacle restriction

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• obstacle — [ ɔpstakl ] n. m. • 1220; lat. obstaculum, de obstare « se tenir (stare) devant » 1 ♦ Ce qui s oppose au passage, gêne le mouvement. Le vent « ne rencontre aucun obstacle naturel sur le plateau » (Camus). « la voiture fit un écart pour ne pas… …   Encyclopédie Universelle

• restriction — [ rɛstriksjɔ̃ ] n. f. • 1380; restrinction méd. « resserrement » 1314; bas lat. restrictio 1 ♦ Ce qui restreint le développement, la portée de qqch. (condition, exception). Il faut apporter des restrictions à ce principe. Émettre une restriction …   Encyclopédie Universelle

• restriction — re·stric·tion n 1: something that restricts: as a: a regulation that restricts or restrains b: a limitation on the use or enjoyment of property or a facility 2 a: an act of restricting b: the state of being restricted …   Law dictionary

• obstacle — obstacle, obstruction, impediment, bar, snag denote something which seriously hampers action or progress. Obstacle, which is used of both material and immaterial things, applies to an object, condition, or situation which stands in one s way and… …   New Dictionary of Synonyms

• obstacle — I noun arrest, balk, barricade, barrier, block, bridle, catch, check, constraint, curb, dam, delay, detainment, difficulty, disallowance, drawback, embargo, enjoining, estoppel, fence, forbiddance, hamper, handicap, hindrance, hurdle, impediment …   Law dictionary

• obstacle — [n] impediment, barrier bar, block, booby trap*, bump*, catch, Catch 22*, check, clog*, crimp*, difficulty, disincentive, encumbrance, hamper, handicap, hang up*, hardship, hindrance, hitch*, hurdle, interference, interruption, joker*, monkey… …   New thesaurus

• Obstacle problem — The obstacle problem is a classic motivating example in the mathematical study of variational inequalities and free boundary problems. The problem is to find the equilibrium position of an elastic membrane whose boundary is held fixed, and which… …   Wikipedia

• obstacle — I (New American Roget s College Thesaurus) n. hindrance, difficulty, barrier, obstruction, snag, impediment, barrage, baffle. II (Roget s IV) n. Syn. barrier, restriction, obstruction, hindrance; see barrier , impediment 1 . See Synonym Study at… …   English dictionary for students

• hindrance — I (New American Roget s College Thesaurus) Something that obstructs Nouns 1. hindrance, obstruction, stoppage; interruption, interception, impedition; retardment, retardation; embarrassment, coarctation, stricture, restriction, restraint,… …   English dictionary for students

• ligature — [ ligatyr ] n. f. • XVe; ligadure XIVe; bas lat. ligatura, de ligare → lier 1 ♦ Opération consistant à réunir, à fixer, à serrer avec un lien. Faire une ligature. Chir. Nœud fait à l aide d un fil autour d un vaisseau (hémostase), d un cordon ou… …   Encyclopédie Universelle

• advantage — [n] benefit, favored position or circumstance aid, ascendancy, asset, assistance, authority, avail, blessing, boon, break, choice, comfort, convenience, dominance, edge, eminence, expediency, favor, gain, good, gratification, help, hold,… …   New thesaurus