prothonotary (n.)youdaoicibaDictgodict[prothonotary 词源字典]
also protonotary, mid-15c., "principal clerk of a court," from Late Latin prothonotarius, from Greek protonotarios "first scribe," originally the recorder of the court of the Byzantine empire, from protos "first" (see proto-) + Latin notarius (see notary). The -h- appeared in Medieval Latin[prothonotary etymology, prothonotary origin, 英语词源]