{"era":"current","word":"harmonica","meaning":"a small free-reed musical instrument played with the mouth","children":[{"era":"1762","word":"harmonica","meaning":"Franklin's name for a glass harmonica, later extended to the mouth organ","children":[{"era":"classical","word":"harmonicus","meaning":"harmonic; musical","children":[{"era":"classical","word":"harmonikos","meaning":"harmonic, musical","children":[{"era":"classical","word":"harmonia","meaning":"harmony; agreement; fitting together","children":[],"language":"Ancient Greek"}],"language":"Ancient Greek"}],"language":"Latin"}],"language":"English"}],"language":"Modern English"}