{"era":"current","word":"infectious","meaning":"(Of a disease or disease-causing organism) likely to be transmitted","children":[{"era":"1300s","word":"infectious","meaning":"liable to contaminate","children":[{"era":"classical","word":"infect","meaning":"to put in, stain, tinge, corrupt","children":[{"era":"classical","word":"in-","meaning":"in, into","children":[],"language":"Latin"},{"era":"classical","word":"facere","meaning":"to make, do","children":[],"language":"Latin"}],"language":"Latin"}],"language":"Anglo-French"}],"language":"Modern English"}