"Tシャツ" meaning in Japonais

{
  "categories": [
    {
      "kind": "other",
      "name": "Mots en japonais issus d’un mot en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms communs en japonais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Japonais",
      "orig": "japonais",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Transcription de l’anglais T-shirt."
  ],
  "forms": [
    {
      "form": "ティーシャツ",
      "tags": [
        "katakana"
      ]
    },
    {
      "form": "tīshatsu",
      "tags": [
        "transcription"
      ]
    }
  ],
  "lang": "Japonais",
  "lang_code": "ja",
  "pos": "noun",
  "pos_title": "Nom commun",
  "raw_tags": [
    "\\tiː.ɕa.tsɯ\\"
  ],
  "related": [
    {
      "word": "ティーシャツ"
    },
    {
      "word": "ティー・シャツ"
    }
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Vêtements en japonais",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "T-shirt."
      ],
      "id": "fr-Tシャツ-ja-noun-PT0sQXuI",
      "topics": [
        "clothing"
      ]
    }
  ],
  "word": "Tシャツ"
}

{
  "categories": [
    "Mots en japonais issus d’un mot en anglais",
    "Noms communs en japonais",
    "japonais"
  ],
  "etymology_texts": [
    "Transcription de l’anglais T-shirt."
  ],
  "forms": [
    {
      "form": "ティーシャツ",
      "tags": [
        "katakana"
      ]
    },
    {
      "form": "tīshatsu",
      "tags": [
        "transcription"
      ]
    }
  ],
  "lang": "Japonais",
  "lang_code": "ja",
  "pos": "noun",
  "pos_title": "Nom commun",
  "raw_tags": [
    "\\tiː.ɕa.tsɯ\\"
  ],
  "related": [
    {
      "word": "ティーシャツ"
    },
    {
      "word": "ティー・シャツ"
    }
  ],
  "senses": [
    {
      "categories": [
        "Vêtements en japonais"
      ],
      "glosses": [
        "T-shirt."
      ],
      "topics": [
        "clothing"
      ]
    }
  ],
  "word": "Tシャツ"
}