"అ-" meaning in Telugu

{
  "etymology_templates": [
    {
      "args": {
        "1": "te",
        "2": "sa",
        "3": "अ-"
      },
      "expansion": "Borrowed from Sanskrit अ- (a-)",
      "name": "bor+"
    }
  ],
  "etymology_text": "Borrowed from Sanskrit अ- (a-).",
  "forms": [
    {
      "form": "a-",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "te",
        "2": "prefix"
      },
      "expansion": "అ- • (a-)",
      "name": "head"
    }
  ],
  "lang": "Telugu",
  "lang_code": "te",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        {
          "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"
        },
        {
          "kind": "other",
          "name": "Telugu entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A negative prefix becoming AN before vowels and corresponding to the privatives à, án (Gk.), in (Lat.), and un (Eng.)"
      ],
      "id": "en-అ--te-prefix-E6aMvck0",
      "links": [
        [
          "prefix",
          "prefix"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "అ-"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "te",
        "2": "sa",
        "3": "अ-"
      },
      "expansion": "Borrowed from Sanskrit अ- (a-)",
      "name": "bor+"
    }
  ],
  "etymology_text": "Borrowed from Sanskrit अ- (a-).",
  "forms": [
    {
      "form": "a-",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "te",
        "2": "prefix"
      },
      "expansion": "అ- • (a-)",
      "name": "head"
    }
  ],
  "lang": "Telugu",
  "lang_code": "te",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        "Pages using catfix",
        "Pages with 1 entry",
        "Pages with entries",
        "Telugu entries with incorrect language header",
        "Telugu lemmas",
        "Telugu prefixes",
        "Telugu terms borrowed from Sanskrit",
        "Telugu terms derived from Sanskrit"
      ],
      "glosses": [
        "A negative prefix becoming AN before vowels and corresponding to the privatives à, án (Gk.), in (Lat.), and un (Eng.)"
      ],
      "links": [
        [
          "prefix",
          "prefix"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "అ-"
}