- 安定门 āndìngmén AndingmenThe Andingmen neighborhood of Beijing, named after one of the former gates in the city wall
- 安定区 āndìngqū Anding DistrictAnding, a district of Dingxi City in Gansu province
- 安定器 āndìngqì electrical ballastA device used to provide a specific voltage and current for fluorescent, arc, or energy-saving lamps while limiting the current to a steady level. In Mainland China, it is usually called a [[镇流器|鎮流器|zhen4 liu2 qi4]].
- 安定性 āndìngxìng stabilitystability; state of being stable or invariable
- 安定时间 āndìngshíjiān settling time(control theory) the time required for a system to stabilize after a change
- 就业安定费 jiùyè'āndìngfèi Employment Stability FeeEmployment Stability Fee (Taiwan); a monthly fee paid by employers to the government for the right to hire foreign workers
- 安定化 āndìnghuà stabilization; to stabilizeto make stable or secure; the process of becoming stable