"יחס אות לרעש" meaning in Hebrew

{
  "forms": [
    {
      "form": "יַחַס אוֹת לְ רַעַשׁ",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "yákhas ót l'rá'ash",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "g": "m",
        "tr": "yákhas ót l'rá'ash",
        "wv": "יַחַס אוֹת לְרַעַשׁ"
      },
      "expansion": "יַחַס אוֹת לְרַעַשׁ • (yákhas ót l'rá'ash) m",
      "name": "he-noun"
    }
  ],
  "lang": "Hebrew",
  "lang_code": "he",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Hebrew 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": [
        "signal-to-noise ratio"
      ],
      "id": "en-יחס_אות_לרעש-he-noun-PJHRE4Xd",
      "links": [
        [
          "signal-to-noise ratio",
          "signal-to-noise ratio"
        ]
      ]
    }
  ],
  "word": "יחס אות לרעש"
}

{
  "forms": [
    {
      "form": "יַחַס אוֹת לְ רַעַשׁ",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "yákhas ót l'rá'ash",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "g": "m",
        "tr": "yákhas ót l'rá'ash",
        "wv": "יַחַס אוֹת לְרַעַשׁ"
      },
      "expansion": "יַחַס אוֹת לְרַעַשׁ • (yákhas ót l'rá'ash) m",
      "name": "he-noun"
    }
  ],
  "lang": "Hebrew",
  "lang_code": "he",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Hebrew entries with incorrect language header",
        "Hebrew lemmas",
        "Hebrew masculine nouns",
        "Hebrew multiword terms",
        "Hebrew noun entries missing plural construct forms",
        "Hebrew noun entries missing plural forms",
        "Hebrew noun entries missing singular construct forms",
        "Hebrew nouns",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "signal-to-noise ratio"
      ],
      "links": [
        [
          "signal-to-noise ratio",
          "signal-to-noise ratio"
        ]
      ]
    }
  ],
  "word": "יחס אות לרעש"
}