{"era":"current","word":"beta","meaning":"Greek letter or software version","children":[{"era":"1600s-present","word":"beta","meaning":"Greek letter or early software release","children":[{"era":"classical","word":"beta","meaning":"second letter of Greek alphabet","children":[{"era":"1200s BCE","word":"Phoenician","meaning":"second letter of Phoenician alphabet (beth, beth)","children":[],"language":"Phoenician"}],"language":"Greek"}],"language":"English"}],"language":"Modern English"}