"erz-" meaning in German

{
  "etymology_templates": [
    {
      "args": {
        "1": "de",
        "2": "gmh",
        "3": "erz-"
      },
      "expansion": "Middle High German erz-",
      "name": "inh"
    },
    {
      "args": {
        "1": "de",
        "2": "goh",
        "3": "erzi-"
      },
      "expansion": "Old High German erzi-",
      "name": "inh"
    },
    {
      "args": {
        "1": "de",
        "2": "LL.",
        "3": "archi-"
      },
      "expansion": "Late Latin archi-",
      "name": "der"
    },
    {
      "args": {
        "1": "de",
        "2": "grc",
        "3": "ἀρχι-"
      },
      "expansion": "Ancient Greek ἀρχι- (arkhi-)",
      "name": "der"
    }
  ],
  "etymology_text": "From Middle High German erz-, erze-, from Old High German erzi-, from Late Latin archi-, from Ancient Greek ἀρχι- (arkhi-).",
  "head_templates": [
    {
      "args": {
        "1": "de",
        "2": "prefix"
      },
      "expansion": "erz-",
      "name": "head"
    }
  ],
  "lang": "German",
  "lang_code": "de",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "German entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages using catfix",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "Erzvater"
        }
      ],
      "glosses": [
        "arch-, ultra-"
      ],
      "id": "en-erz--de-prefix-fZ3-alvY",
      "links": [
        [
          "arch-",
          "arch-"
        ],
        [
          "ultra-",
          "ultra-"
        ]
      ],
      "tags": [
        "morpheme"
      ],
      "wikipedia": [
        "Elmar Seebold",
        "Etymological Dictionary of the German Language",
        "de:Etymologisches Wörterbuch der deutschen Sprache"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ɛrts/"
    },
    {
      "ipa": "[ʔɛʁts]"
    },
    {
      "ipa": "[ʔɛɐ̯ts]"
    },
    {
      "audio": "De-erz-.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/2/28/De-erz-.ogg/De-erz-.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/2/28/De-erz-.ogg"
    },
    {
      "homophone": "Erz stripped-by-parse_pron_post_template_fn"
    }
  ],
  "word": "erz-"
}

{
  "derived": [
    {
      "word": "Erzvater"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "de",
        "2": "gmh",
        "3": "erz-"
      },
      "expansion": "Middle High German erz-",
      "name": "inh"
    },
    {
      "args": {
        "1": "de",
        "2": "goh",
        "3": "erzi-"
      },
      "expansion": "Old High German erzi-",
      "name": "inh"
    },
    {
      "args": {
        "1": "de",
        "2": "LL.",
        "3": "archi-"
      },
      "expansion": "Late Latin archi-",
      "name": "der"
    },
    {
      "args": {
        "1": "de",
        "2": "grc",
        "3": "ἀρχι-"
      },
      "expansion": "Ancient Greek ἀρχι- (arkhi-)",
      "name": "der"
    }
  ],
  "etymology_text": "From Middle High German erz-, erze-, from Old High German erzi-, from Late Latin archi-, from Ancient Greek ἀρχι- (arkhi-).",
  "head_templates": [
    {
      "args": {
        "1": "de",
        "2": "prefix"
      },
      "expansion": "erz-",
      "name": "head"
    }
  ],
  "lang": "German",
  "lang_code": "de",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        "German entries with incorrect language header",
        "German lemmas",
        "German prefixes",
        "German terms derived from Ancient Greek",
        "German terms derived from Late Latin",
        "German terms derived from Middle High German",
        "German terms derived from Old High German",
        "German terms inherited from Middle High German",
        "German terms inherited from Old High German",
        "German terms with homophones",
        "Pages using catfix",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "arch-, ultra-"
      ],
      "links": [
        [
          "arch-",
          "arch-"
        ],
        [
          "ultra-",
          "ultra-"
        ]
      ],
      "tags": [
        "morpheme"
      ],
      "wikipedia": [
        "Elmar Seebold",
        "Etymological Dictionary of the German Language",
        "de:Etymologisches Wörterbuch der deutschen Sprache"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ɛrts/"
    },
    {
      "ipa": "[ʔɛʁts]"
    },
    {
      "ipa": "[ʔɛɐ̯ts]"
    },
    {
      "audio": "De-erz-.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/2/28/De-erz-.ogg/De-erz-.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/2/28/De-erz-.ogg"
    },
    {
      "homophone": "Erz stripped-by-parse_pron_post_template_fn"
    }
  ],
  "word": "erz-"
}