bn:00034358n
Noun Concept
Categories: 1936 in Spain, Psychological warfare techniques, Irregular military, Urban guerrilla warfare tactics, 1930s in Madrid
EN
fifth columnist  saboteur
EN
A member of a clandestine subversive organization who tries to help a potential invader WordNet 3.0
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EN
A member of a clandestine subversive organization who tries to help a potential invader WordNet 3.0 & Open English WordNet
Someone who belongs to a group that secretly undermines another organization. Wiktionary
A member of a fifth column. Wiktionary (translation)
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WordNet 3.0 & Open English WordNet
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