"bifacial" meaning in English

{
  "derived": [
    {
      "_dis1": "0 0",
      "word": "bifacial core"
    },
    {
      "_dis1": "0 0",
      "word": "bifacially"
    },
    {
      "_dis1": "0 0",
      "word": "isobifacial"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "bi",
        "3": "facial"
      },
      "expansion": "bi- + facial",
      "name": "prefix"
    }
  ],
  "etymology_text": "From bi- + facial.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "bifacial (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "related": [
    {
      "_dis1": "0 0",
      "word": "biface"
    }
  ],
  "senses": [
    {
      "glosses": [
        "Having two faces or opposing surfaces."
      ],
      "id": "en-bifacial-en-adj-RPusq-Rk",
      "links": [
        [
          "face",
          "face"
        ],
        [
          "surface",
          "surface"
        ]
      ],
      "tags": [
        "not-comparable"
      ]
    },
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Archaeology",
          "orig": "en:Archaeology",
          "parents": [
            "Anthropology",
            "Sciences",
            "Social sciences",
            "Zoology",
            "All topics",
            "Society",
            "Biology",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "_dis": "3 97",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "28 72",
          "kind": "other",
          "name": "English terms prefixed with bi-",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "5 95",
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "3 97",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Having two sharp cutting edges."
      ],
      "id": "en-bifacial-en-adj-rnqPT9Bt",
      "links": [
        [
          "archaeology",
          "archaeology"
        ],
        [
          "cutting edge",
          "cutting edge"
        ]
      ],
      "raw_glosses": [
        "(archaeology, of a flint tool) Having two sharp cutting edges."
      ],
      "raw_tags": [
        "of a flint tool"
      ],
      "tags": [
        "not-comparable"
      ],
      "topics": [
        "archaeology",
        "history",
        "human-sciences",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "rhymes": "-eɪʃəl"
    }
  ],
  "word": "bifacial"
}

{
  "categories": [
    "English adjectives",
    "English entries with incorrect language header",
    "English lemmas",
    "English terms prefixed with bi-",
    "English uncomparable adjectives",
    "Pages with 2 entries",
    "Pages with entries",
    "Rhymes:English/eɪʃəl",
    "Rhymes:English/eɪʃəl/3 syllables"
  ],
  "derived": [
    {
      "word": "bifacial core"
    },
    {
      "word": "bifacially"
    },
    {
      "word": "isobifacial"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "bi",
        "3": "facial"
      },
      "expansion": "bi- + facial",
      "name": "prefix"
    }
  ],
  "etymology_text": "From bi- + facial.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "bifacial (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "related": [
    {
      "word": "biface"
    }
  ],
  "senses": [
    {
      "glosses": [
        "Having two faces or opposing surfaces."
      ],
      "links": [
        [
          "face",
          "face"
        ],
        [
          "surface",
          "surface"
        ]
      ],
      "tags": [
        "not-comparable"
      ]
    },
    {
      "categories": [
        "en:Archaeology"
      ],
      "glosses": [
        "Having two sharp cutting edges."
      ],
      "links": [
        [
          "archaeology",
          "archaeology"
        ],
        [
          "cutting edge",
          "cutting edge"
        ]
      ],
      "raw_glosses": [
        "(archaeology, of a flint tool) Having two sharp cutting edges."
      ],
      "raw_tags": [
        "of a flint tool"
      ],
      "tags": [
        "not-comparable"
      ],
      "topics": [
        "archaeology",
        "history",
        "human-sciences",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "rhymes": "-eɪʃəl"
    }
  ],
  "word": "bifacial"
}