"ad unguem" meaning in Latin

{
  "etymology_templates": [
    {
      "args": {
        "1": "la",
        "2": "grc",
        "3": "εἰς ὄνῠχᾰ",
        "tr": "-"
      },
      "expansion": "Calque of Ancient Greek εἰς ὄνῠχᾰ",
      "name": "calque"
    }
  ],
  "etymology_text": "Calque of Ancient Greek εἰς ὄνῠχᾰ (eis ónukha, literally “to a nail”): an expression borrowed from sculptors, who, in modelling, give the finishing touch with the fingernail, or from joiners, who test the accuracy of joints in wood by the fingernail.",
  "head_templates": [
    {
      "args": {
        "1": "ad unguem",
        "2": "-"
      },
      "expansion": "ad unguem (not comparable)",
      "name": "la-adv"
    }
  ],
  "lang": "Latin",
  "lang_code": "la",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Latin entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "to a hair, to a nicety; precisely, exactly; to an exacting standard"
      ],
      "id": "en-ad_unguem-la-adv-03jWw5aU",
      "links": [
        [
          "to a hair",
          "to a hair"
        ],
        [
          "to a nicety",
          "to a nicety"
        ],
        [
          "precisely",
          "precisely"
        ],
        [
          "exactly",
          "exactly"
        ],
        [
          "exacting",
          "exacting"
        ],
        [
          "standard",
          "standard"
        ]
      ],
      "synonyms": [
        {
          "word": "in unguem"
        }
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ad ˈun.ɡʷem/",
      "tags": [
        "Classical-Latin"
      ]
    },
    {
      "ipa": "[äd̪ ˈʊŋɡʷɛ̃ˑ]",
      "tags": [
        "Classical-Latin"
      ]
    },
    {
      "ipa": "/ad ˈun.ɡwem/",
      "note": "modern Italianate Ecclesiastical"
    },
    {
      "ipa": "[äd̪ ˈuŋɡwem]",
      "note": "modern Italianate Ecclesiastical"
    }
  ],
  "word": "ad unguem"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "la",
        "2": "grc",
        "3": "εἰς ὄνῠχᾰ",
        "tr": "-"
      },
      "expansion": "Calque of Ancient Greek εἰς ὄνῠχᾰ",
      "name": "calque"
    }
  ],
  "etymology_text": "Calque of Ancient Greek εἰς ὄνῠχᾰ (eis ónukha, literally “to a nail”): an expression borrowed from sculptors, who, in modelling, give the finishing touch with the fingernail, or from joiners, who test the accuracy of joints in wood by the fingernail.",
  "head_templates": [
    {
      "args": {
        "1": "ad unguem",
        "2": "-"
      },
      "expansion": "ad unguem (not comparable)",
      "name": "la-adv"
    }
  ],
  "lang": "Latin",
  "lang_code": "la",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        "Latin adverbs",
        "Latin entries with incorrect language header",
        "Latin lemmas",
        "Latin multiword terms",
        "Latin terms calqued from Ancient Greek",
        "Latin terms derived from Ancient Greek",
        "Latin terms with IPA pronunciation",
        "Latin uncomparable adverbs",
        "Pages with 2 entries",
        "Pages with entries"
      ],
      "glosses": [
        "to a hair, to a nicety; precisely, exactly; to an exacting standard"
      ],
      "links": [
        [
          "to a hair",
          "to a hair"
        ],
        [
          "to a nicety",
          "to a nicety"
        ],
        [
          "precisely",
          "precisely"
        ],
        [
          "exactly",
          "exactly"
        ],
        [
          "exacting",
          "exacting"
        ],
        [
          "standard",
          "standard"
        ]
      ],
      "synonyms": [
        {
          "word": "in unguem"
        }
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ad ˈun.ɡʷem/",
      "tags": [
        "Classical-Latin"
      ]
    },
    {
      "ipa": "[äd̪ ˈʊŋɡʷɛ̃ˑ]",
      "tags": [
        "Classical-Latin"
      ]
    },
    {
      "ipa": "/ad ˈun.ɡwem/",
      "note": "modern Italianate Ecclesiastical"
    },
    {
      "ipa": "[äd̪ ˈuŋɡwem]",
      "note": "modern Italianate Ecclesiastical"
    }
  ],
  "word": "ad unguem"
}