punto muerto
(n.) = dead end, impasse, stalemate, dead end street, deadlock, standoff
Ex: Shannon's approach proved something of a dead end. Ex: This apparent impasse between what we may want to communicate and the way we communicate is resolved by separating the content of information from its representation. Ex: It appears that the stalemate over this issue has not arisen because instructional technologists and traditional professors are on opposite sides of a barricade, but because they are fighting different battles. Ex: The article is entitled "The Internet: superhighways, virtual alleys and dead end streets". Ex: By doing so, they could help break a deadlock that seems to have paralyzed cooperative effort in Britain. Ex: A 12-hour standoff ended with a man lobbing Molotov cocktails at police before taking his own life rather than vacate a home he"d lost to foreclosure.