Noun
(historical) A member of La Montagne (The Mountain), a French political group active 1792-1799 during the French Revolution of 1789.
(historical) A member of La Montagne (The Mountain), Democratic Socialists active 1849-1852 in the French Second Republic after the French Revolution of 1848.
(demonym) A member of the indigenous peoples of the Central Highlands of Vietnam.
Synonym: Degar
(historical, demonym) A member of the Khmer Loeu, highland tribes in Cambodia.
Source: en.wiktionary.orgUnder war conditions and with national survival seemingly at stake, the Montagnard Jacobins under Maximilien Robespierre centralized denunciations, trials, and executions. Source: Internet