安全帽 Traditional form: 安全帽 Pinyin (reading): ānquánmào Definitions: safety helmet CL:隻/只 (zhī),頂/顶 (dǐng) Characters: 安 - peaceful, tranquil, quiet 全 - whole, entire, complete; to preserve 帽 - hat, cap Traditional characters: 安 - peaceful, tranquil, quiet 全 - whole, entire, complete; to preserve 帽 - hat, cap