WordNet (r) 3.0 (2006):
MRTA n 1: a Marxist-Leninist terrorist organization in Peru; was formed in 1983 to overthrow the Peruvian government and replace it with a Marxist regime; has connections with the ELN in Bolivia [syn: Tupac Amaru Revolutionary Movement, Movimiento Revolucionario Tupac Anaru, MRTA]