"ամ-" meaning in Old Armenian

{
  "etymology_templates": [
    {
      "args": {
        "1": "xcl",
        "2": "ine-pro",
        "3": "*sem-",
        "4": "*sm̥-"
      },
      "expansion": "Proto-Indo-European *sm̥-",
      "name": "inh"
    }
  ],
  "etymology_text": "From Proto-Indo-European *sm̥-. Also found in the wholly-inherited ամ-ուսին (am-usin).",
  "forms": [
    {
      "form": "am-",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "xcl",
        "2": "prefix",
        "head": "",
        "tr": ""
      },
      "expansion": "ամ- • (am-)",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "ամ- • (am-)",
      "name": "xcl-prefix"
    }
  ],
  "lang": "Old Armenian",
  "lang_code": "xcl",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Old Armenian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "at, with, together"
      ],
      "id": "en-ամ--xcl-prefix-ktKOQmFk",
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "ամ-"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "xcl",
        "2": "ine-pro",
        "3": "*sem-",
        "4": "*sm̥-"
      },
      "expansion": "Proto-Indo-European *sm̥-",
      "name": "inh"
    }
  ],
  "etymology_text": "From Proto-Indo-European *sm̥-. Also found in the wholly-inherited ամ-ուսին (am-usin).",
  "forms": [
    {
      "form": "am-",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "xcl",
        "2": "prefix",
        "head": "",
        "tr": ""
      },
      "expansion": "ամ- • (am-)",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "ամ- • (am-)",
      "name": "xcl-prefix"
    }
  ],
  "lang": "Old Armenian",
  "lang_code": "xcl",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        "Old Armenian entries with incorrect language header",
        "Old Armenian lemmas",
        "Old Armenian prefixes",
        "Old Armenian terms derived from Proto-Indo-European",
        "Old Armenian terms inherited from Proto-Indo-European",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "at, with, together"
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "ամ-"
}