"гм" meaning in Ukrainien

{
  "categories": [
    {
      "kind": "other",
      "name": "Abréviations en ukrainien",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Lemmes en ukrainien",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mots indéclinables en ukrainien",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms communs en ukrainien",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Ukrainien",
      "orig": "ukrainien",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Abréviation de гектометр."
  ],
  "lang": "Ukrainien",
  "lang_code": "uk",
  "pos": "noun",
  "pos_title": "Nom commun",
  "raw_tags": [
    "masculin inanimé",
    "indéclinable"
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Symboles d’unités de mesure en ukrainien",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Hectomètre (10² m)."
      ],
      "id": "fr-гм-uk-noun-hinBfxBi",
      "topics": [
        "metrology"
      ]
    }
  ],
  "word": "гм"
}

{
  "categories": [
    "Abréviations en ukrainien",
    "Lemmes en ukrainien",
    "Mots indéclinables en ukrainien",
    "Noms communs en ukrainien",
    "ukrainien"
  ],
  "etymology_texts": [
    "Abréviation de гектометр."
  ],
  "lang": "Ukrainien",
  "lang_code": "uk",
  "pos": "noun",
  "pos_title": "Nom commun",
  "raw_tags": [
    "masculin inanimé",
    "indéclinable"
  ],
  "senses": [
    {
      "categories": [
        "Symboles d’unités de mesure en ukrainien"
      ],
      "glosses": [
        "Hectomètre (10² m)."
      ],
      "topics": [
        "metrology"
      ]
    }
  ],
  "word": "гм"
}