"modular smartphone" meaning in English

{
  "forms": [
    {
      "form": "modular smartphones",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "modular smartphone (plural modular smartphones)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Spanish translations",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Cellphone upgradable through the attachment or replacement of discrete components."
      ],
      "id": "en-modular_smartphone-en-noun-v4WQT5kF",
      "links": [
        [
          "Cellphone",
          "cellphone"
        ]
      ],
      "related": [
        {
          "word": "smartphone"
        }
      ],
      "translations": [
        {
          "code": "es",
          "lang": "Spanish",
          "sense": "Translations",
          "tags": [
            "masculine"
          ],
          "word": "teléfono inteligente modular"
        }
      ],
      "wikipedia": [
        "modular smartphone"
      ]
    }
  ],
  "word": "modular smartphone"
}

{
  "forms": [
    {
      "form": "modular smartphones",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "modular smartphone (plural modular smartphones)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "smartphone"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "Terms with Spanish translations",
        "Translation table header lacks gloss"
      ],
      "glosses": [
        "Cellphone upgradable through the attachment or replacement of discrete components."
      ],
      "links": [
        [
          "Cellphone",
          "cellphone"
        ]
      ],
      "wikipedia": [
        "modular smartphone"
      ]
    }
  ],
  "translations": [
    {
      "code": "es",
      "lang": "Spanish",
      "sense": "Translations",
      "tags": [
        "masculine"
      ],
      "word": "teléfono inteligente modular"
    }
  ],
  "word": "modular smartphone"
}