{"era":"current","word":"proprietary","meaning":"Relating to an owner or ownership, or produced and owned by a particular person or company.","children":[{"era":"post-200 AD","word":"proprietarius","meaning":"owner","children":[{"era":"Classical","word":"proprietas","meaning":"ownership, property","children":[{"era":"Classical","word":"proprius","meaning":"one's own, proper","children":[],"language":"Latin"}],"language":"Latin"}],"language":"Late Latin"}],"language":"Modern English"}