"יעילות" meaning in Hebrew

{
  "etymology_templates": [
    {
      "args": {
        "1": "he",
        "2": "יעיל",
        "3": "ות",
        "id2": "forming nouns",
        "tr1": "ya'íl",
        "tr2": "út"
      },
      "expansion": "יעיל (ya'íl) + ־ות (-út)",
      "name": "suffix"
    }
  ],
  "etymology_text": "From יעיל (ya'íl) + ־ות (-út).",
  "forms": [
    {
      "form": "יְעִילוּת",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "y'ilút",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "g": "f",
        "tr": "y'ilút",
        "wv": "יְעִילוּת"
      },
      "expansion": "יְעִילוּת • (y'ilút) f",
      "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": "Hebrew terms suffixed with ־ות (forming nouns)",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Effectiveness, efficacy."
      ],
      "id": "en-יעילות-he-noun-gCe4Hj8a",
      "links": [
        [
          "Effectiveness",
          "effectiveness"
        ],
        [
          "efficacy",
          "efficacy"
        ]
      ]
    }
  ],
  "word": "יעילות"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "he",
        "2": "יעיל",
        "3": "ות",
        "id2": "forming nouns",
        "tr1": "ya'íl",
        "tr2": "út"
      },
      "expansion": "יעיל (ya'íl) + ־ות (-út)",
      "name": "suffix"
    }
  ],
  "etymology_text": "From יעיל (ya'íl) + ־ות (-út).",
  "forms": [
    {
      "form": "יְעִילוּת",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "y'ilút",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "g": "f",
        "tr": "y'ilút",
        "wv": "יְעִילוּת"
      },
      "expansion": "יְעִילוּת • (y'ilút) f",
      "name": "he-noun"
    }
  ],
  "lang": "Hebrew",
  "lang_code": "he",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Hebrew entries with incorrect language header",
        "Hebrew feminine nouns",
        "Hebrew lemmas",
        "Hebrew noun entries missing plural construct forms",
        "Hebrew noun entries missing plural forms",
        "Hebrew noun entries missing singular construct forms",
        "Hebrew nouns",
        "Hebrew terms suffixed with ־ות (forming nouns)"
      ],
      "glosses": [
        "Effectiveness, efficacy."
      ],
      "links": [
        [
          "Effectiveness",
          "effectiveness"
        ],
        [
          "efficacy",
          "efficacy"
        ]
      ]
    }
  ],
  "word": "יעילות"
}