bn:00058512n
Noun Concept
Categories: Borders, Military tactics, Architectural elements, Civil engineering
EN
obstacle  barrier  impediment  stumbling block
EN
An obstruction that stands in the way (and must be removed or surmounted or circumvented) WordNet 3.0
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EN
An obstruction that stands in the way (and must be removed or surmounted or circumvented) WordNet 3.0 & Open English WordNet
An obstacle is an object, thing, action or situation that causes an obstruction. Wikipedia
Impeding object Wikidata
WordNet 3.0 & Open English WordNet
Wikipedia
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