barrier

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Definition/MeaningWord/Phrase
line of defense consisting of a barrier of felled or live trees with branches (sharpened or with barbed wire entwined) toward the enemy abatis , abattis
found around the Great Barrier Reef Achoerodus gouldii , giant pigfish , pigfish
mountain range in the eastern United States extending from Quebec to the Gulf of Mexico; a historic barrier to early westward expansion of the United States Appalachian Mountains , Appalachians
ideological barrier around communist China especially in the 1950s and 1960s bamboo curtain
barrier (usually thrown up hastily so as to impede the advance of an enemy) barricade
barrier set up by police to stop traffic on a street or road in order to catch a fugitive or inspect traffic etc. barricade , roadblock
mechanism that creates a barrier between brain tissues and circulating blood; serves to protect the central nervous system blood-brain barrier
barrier of floating logs boom
logs, floating barrier of boom
penetration of a barrier such as an enemy's defense breakthrough
shoreline barrier to break waves breakwater
sea barrier to protect harbor breakwater , bulwark , groin , mole
defensive barrier bulwark
concrete parking barrier bumper stop , car stop , curb bumper , tire stop , wheel stop
sandy promontory (formerly Cape Kennedy) extending into the Atlantic Ocean from a barrier island off the eastern coast of Florida; the site of a NASA center for spaceflight Cape Canaveral , Cape Kennedy
rigid layer of polysaccharides enclosing the membrane of plant and prokaryotic cells; maintains the shape of the cell and serves as a protective barrier cell wall
movable barrier used in motor racing; sometimes place before a dangerous corner to reduce speed as cars pass in single file chicane
barrier preventing blacks from participating in various activities with whites color bar , color line , colour bar , colour line , Jim Crow
strong protective barrier that is erected around a racetrack or in the middle of a dual-lane highway in order to reduce the likelihood of severe accidents crash barrier
any barrier to communication or vision curtain
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