- 防御性 fángyùxìng defensivetending to protect or defend; defensive in nature
- 防御工事 fángyùgōngshì fortificationsdefensive structures or works; fortifications; defenses
- 防御战 fángyùzhàn defensive warfarea war or battle fought to resist an enemy attack; defensive operations conducted to defend a territory
- 防御率 fángyùlǜ earned run averageearned run average (ERA) in baseball
- 防御术 fángyùshù art of defensedefensive art; art of self-defense
- 防御系统 fángyùxìtǒng defense systema network of technology and personnel designed to protect against attacks
