{"era":"current","word":"activation","meaning":"The act of activating","children":[{"era":"19th C","word":"activate","meaning":"to make active","children":[{"era":"14th C","word":"active","meaning":"ready to act","children":[{"era":"classical","word":"activus","meaning":"active","children":[{"era":"classical","word":"actus","meaning":"a doing, a driving, an impulse","children":[{"era":"classical","word":"agere","meaning":"to set in motion, drive, do, act","children":[],"language":"Latin"}],"language":"Latin"}],"language":"Late Latin"}],"language":"English"}],"language":"English"}],"language":"Modern English"}