"դեր-" meaning in Armenian

{
  "etymology_templates": [
    {
      "args": {
        "1": "hy",
        "2": "xcl",
        "3": "դեր-"
      },
      "expansion": "Learned borrowing from Old Armenian դեր- (der-)",
      "name": "lbor"
    }
  ],
  "etymology_text": "Learned borrowing from Old Armenian դեր- (der-), from which also դեր (der, “role”).",
  "forms": [
    {
      "form": "der-",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "hy",
        "2": "prefix"
      },
      "expansion": "դեր- • (der-)",
      "name": "head"
    }
  ],
  "lang": "Armenian",
  "lang_code": "hy",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Armenian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "50 37 12",
          "kind": "other",
          "name": "Old Armenian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "76 23 1",
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "text": "դերբայ ― derbay ― participle, converb",
          "type": "example"
        },
        {
          "text": "դերկոմս ― derkoms ― viscount",
          "type": "example"
        },
        {
          "english": "vice-president",
          "roman": "dernaxagah",
          "text": "դերնախագահ",
          "type": "example"
        }
      ],
      "glosses": [
        "vice-, substituting for"
      ],
      "id": "en-դեր--hy-prefix-nj0tFpHs",
      "links": [
        [
          "vice-",
          "vice-"
        ],
        [
          "substituting",
          "substituting"
        ]
      ],
      "synonyms": [
        {
          "word": "փոխ-"
        }
      ],
      "tags": [
        "morpheme",
        "rare"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/deɾ/",
      "tags": [
        "Eastern-Armenian"
      ]
    },
    {
      "ipa": "[deɾ]",
      "tags": [
        "Eastern-Armenian"
      ]
    },
    {
      "ipa": "/teɾ/",
      "tags": [
        "Western-Armenian"
      ]
    },
    {
      "ipa": "[tʰeɾ]",
      "tags": [
        "Western-Armenian"
      ]
    }
  ],
  "word": "դեր-"
}

{
  "categories": [
    "Old Armenian entries with incorrect language header",
    "Old Armenian lemmas",
    "Old Armenian prefixes",
    "Pages with 2 entries"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "hy",
        "2": "xcl",
        "3": "դեր-"
      },
      "expansion": "Learned borrowing from Old Armenian դեր- (der-)",
      "name": "lbor"
    }
  ],
  "etymology_text": "Learned borrowing from Old Armenian դեր- (der-), from which also դեր (der, “role”).",
  "forms": [
    {
      "form": "der-",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "hy",
        "2": "prefix"
      },
      "expansion": "դեր- • (der-)",
      "name": "head"
    }
  ],
  "lang": "Armenian",
  "lang_code": "hy",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        "Armenian entries with incorrect language header",
        "Armenian learned borrowings from Old Armenian",
        "Armenian lemmas",
        "Armenian prefixes",
        "Armenian rare terms",
        "Armenian terms borrowed from Old Armenian",
        "Armenian terms derived from Old Armenian",
        "Armenian terms with IPA pronunciation",
        "Armenian terms with usage examples",
        "Pages with 2 entries"
      ],
      "examples": [
        {
          "text": "դերբայ ― derbay ― participle, converb",
          "type": "example"
        },
        {
          "text": "դերկոմս ― derkoms ― viscount",
          "type": "example"
        },
        {
          "english": "vice-president",
          "roman": "dernaxagah",
          "text": "դերնախագահ",
          "type": "example"
        }
      ],
      "glosses": [
        "vice-, substituting for"
      ],
      "links": [
        [
          "vice-",
          "vice-"
        ],
        [
          "substituting",
          "substituting"
        ]
      ],
      "synonyms": [
        {
          "word": "փոխ-"
        }
      ],
      "tags": [
        "morpheme",
        "rare"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/deɾ/",
      "tags": [
        "Eastern-Armenian"
      ]
    },
    {
      "ipa": "[deɾ]",
      "tags": [
        "Eastern-Armenian"
      ]
    },
    {
      "ipa": "/teɾ/",
      "tags": [
        "Western-Armenian"
      ]
    },
    {
      "ipa": "[tʰeɾ]",
      "tags": [
        "Western-Armenian"
      ]
    }
  ],
  "word": "դեր-"
}