1. the use of violence or sabotage committed in support of environmental causes

Examples

• The FBI classified the pipeline bombing as an act of ecoterrorism.
• Environmental groups condemned the ecoterrorism, saying it hurt their cause.
• The company increased security after threats of ecoterrorism against their facilities.
• Authorities investigated whether the factory fire was ecoterrorism or an accident.
• The documentary explored the rise of ecoterrorism in the 1990s.
• Critics argue that the ecoterrorism label is sometimes applied too broadly to environmental activism.