pentagon

noun
🔊/ˈpentəɡən/
🔊/ˈpentəɡɑːn/
jump to other results
  1. [countable] (geometry几何) a flat shape with five straight sides and five angles五边形;五角形
    Topics Colours and Shapesc2
  2. the Pentagon
    [singular] the building near Washington DC that is the headquarters of the US Department of Defense and the military leaders五角大楼(指美国国防部)
    • a spokesman for the Pentagon美国国防部发言人
    Topics Politicsc2
  3. Word Originlate 16th cent.: via Latin from Greek pentagōnon, neuter (used as a noun) of pentagōnos ‘five-angled’.