"Kt" meaning in English

{
  "head_templates": [
    {
      "args": {
        "1": "?"
      },
      "expansion": "Kt",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "knight"
        }
      ],
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Chess",
          "orig": "en:Chess",
          "parents": [
            "Board games",
            "Tabletop games",
            "Games",
            "Recreation",
            "Human activity",
            "Human behaviour",
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Abbreviation of knight."
      ],
      "id": "en-Kt-en-noun-2MxJLS~~",
      "links": [
        [
          "chess",
          "chess"
        ],
        [
          "knight",
          "knight#English"
        ]
      ],
      "raw_glosses": [
        "(chess) Abbreviation of knight."
      ],
      "tags": [
        "abbreviation",
        "alt-of"
      ],
      "topics": [
        "board-games",
        "chess",
        "games"
      ]
    },
    {
      "categories": [
        {
          "_dis": "18 82",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "post-nominal letters for knight bachelor"
      ],
      "id": "en-Kt-en-noun-aj5kVzZT",
      "links": [
        [
          "post-nominal letters",
          "post-nominal letters#English"
        ],
        [
          "knight bachelor",
          "knight bachelor#English"
        ]
      ]
    }
  ],
  "word": "Kt"
}

{
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English nouns",
    "English nouns with unknown or uncertain plurals",
    "English words without vowels"
  ],
  "head_templates": [
    {
      "args": {
        "1": "?"
      },
      "expansion": "Kt",
      "name": "en-noun"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "knight"
        }
      ],
      "categories": [
        "English abbreviations",
        "en:Chess"
      ],
      "glosses": [
        "Abbreviation of knight."
      ],
      "links": [
        [
          "chess",
          "chess"
        ],
        [
          "knight",
          "knight#English"
        ]
      ],
      "raw_glosses": [
        "(chess) Abbreviation of knight."
      ],
      "tags": [
        "abbreviation",
        "alt-of"
      ],
      "topics": [
        "board-games",
        "chess",
        "games"
      ]
    },
    {
      "glosses": [
        "post-nominal letters for knight bachelor"
      ],
      "links": [
        [
          "post-nominal letters",
          "post-nominal letters#English"
        ],
        [
          "knight bachelor",
          "knight bachelor#English"
        ]
      ]
    }
  ],
  "word": "Kt"
}