def METHOD_NAME(definations):
    with open("data_distro/mappings/FAC_data_dict.csv", "w", newline="") as csvfile:
        fieldnames = [
            "Model name",
            "Field name",
            "Description",
            "Data Source",
            "Validation",
        ]
        writer = csv.DictWriter(csvfile, fieldnames=fieldnames)
        writer.writeheader()
        for line in definations:
            writer.writerow(line)