The word "pinion" refers to a bird's wing feathers, which help them fly. It can also mean to restrict or bind someone's freedom or movement. Full definition
The assisted rack - and - pinion steering steering requires almost no effort, and the four - wheel disc brakes with anti-lock system brought the test car to a halt quickly, though requiring firm pedal pressure. (articles.orlandosentinel.com)
The rack and pinion power steering is direct and accurate. (automobilemag.com)
The dual pinion steering provides substantially improved feel compared to the previous - generation Civic. (hondanews.com)