{"era":"current","word":"motorbike","meaning":"a two-wheeled motor vehicle","children":[{"era":"1800s","word":"motor","meaning":"mover; engine","children":[{"era":"classical","word":"motor","meaning":"mover","children":[{"era":"classical","word":"movere","meaning":"to move","children":[],"language":"Latin"}],"language":"Latin"}],"language":"French"},{"era":"1800s","word":"bike","meaning":"a bicycle; later, by extension, a motorcycle","children":[{"era":"1800s","word":"bicycle","meaning":"a two-wheeled vehicle","children":[{"era":"classical","word":"bi- + kyklos","meaning":"two + wheel/circle","children":[],"language":"Latin/Greek"}],"language":"French"}],"language":"Modern English"}],"language":"Modern English"}