"ultranarrow" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "ultra",
        "3": "narrow"
      },
      "expansion": "ultra- + narrow",
      "name": "prefix"
    }
  ],
  "etymology_text": "From ultra- + narrow.",
  "forms": [
    {
      "form": "more ultranarrow",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most ultranarrow",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "ultranarrow (comparative more ultranarrow, superlative most ultranarrow)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms prefixed with ultra-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2008 March 24, John Markoff, “Replacing Wire With Laser, Sun Tries to Speed Up Data”, in New York Times",
          "text": "However, the new approach, which is based on the company’s ability to accurately align chips with high precision making it possible to transmit beams of light across the surface of the chips in ultranarrow channels called wave guides, could have a much bigger impact.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Extremely narrow."
      ],
      "id": "en-ultranarrow-en-adj-2bo-Jjq8",
      "links": [
        [
          "narrow",
          "narrow"
        ]
      ]
    }
  ],
  "word": "ultranarrow"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "ultra",
        "3": "narrow"
      },
      "expansion": "ultra- + narrow",
      "name": "prefix"
    }
  ],
  "etymology_text": "From ultra- + narrow.",
  "forms": [
    {
      "form": "more ultranarrow",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most ultranarrow",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "ultranarrow (comparative more ultranarrow, superlative most ultranarrow)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "English adjectives",
        "English entries with incorrect language header",
        "English lemmas",
        "English terms prefixed with ultra-",
        "English terms with quotations",
        "Pages with 1 entry"
      ],
      "examples": [
        {
          "ref": "2008 March 24, John Markoff, “Replacing Wire With Laser, Sun Tries to Speed Up Data”, in New York Times",
          "text": "However, the new approach, which is based on the company’s ability to accurately align chips with high precision making it possible to transmit beams of light across the surface of the chips in ultranarrow channels called wave guides, could have a much bigger impact.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Extremely narrow."
      ],
      "links": [
        [
          "narrow",
          "narrow"
        ]
      ]
    }
  ],
  "word": "ultranarrow"
}