"упускать" meaning in Russe

{
  "categories": [
    {
      "kind": "other",
      "name": "Dérivations en russe",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Lemmes en russe",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mots en russe préfixés avec у-",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Verbes en russe",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Verbes imperfectifs en russe",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Wiktionnaire:Conjugaisons manquantes en russe",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Russe",
      "orig": "russe",
      "parents": [],
      "source": "w"
    }
  ],
  "derived": [
    {
      "translation": "omission",
      "word": "упущение"
    }
  ],
  "etymology_texts": [
    "Verbedérivé de пускать, puskať (« laisser, lâcher »), avec le préfixe у-, u-."
  ],
  "lang": "Russe",
  "lang_code": "ru",
  "pos": "verb",
  "pos_title": "Verbe",
  "raw_tags": [
    "upuskať",
    "упустить"
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Wiktionnaire:Exemples manquants en russe",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Omettre."
      ],
      "id": "fr-упускать-ru-verb-glG~0FsM"
    }
  ],
  "sounds": [
    {
      "ipa": "\\ʊpʊˈskatʲ\\"
    }
  ],
  "tags": [
    "imperfective",
    "perfective"
  ],
  "word": "упускать"
}

{
  "categories": [
    "Dérivations en russe",
    "Lemmes en russe",
    "Mots en russe préfixés avec у-",
    "Verbes en russe",
    "Verbes imperfectifs en russe",
    "Wiktionnaire:Conjugaisons manquantes en russe",
    "russe"
  ],
  "derived": [
    {
      "translation": "omission",
      "word": "упущение"
    }
  ],
  "etymology_texts": [
    "Verbedérivé de пускать, puskať (« laisser, lâcher »), avec le préfixe у-, u-."
  ],
  "lang": "Russe",
  "lang_code": "ru",
  "pos": "verb",
  "pos_title": "Verbe",
  "raw_tags": [
    "upuskať",
    "упустить"
  ],
  "senses": [
    {
      "categories": [
        "Wiktionnaire:Exemples manquants en russe"
      ],
      "glosses": [
        "Omettre."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ʊpʊˈskatʲ\\"
    }
  ],
  "tags": [
    "imperfective",
    "perfective"
  ],
  "word": "упускать"
}