"kth" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "k",
        "3": "th",
        "id2": "ordinal",
        "pos2": "ordinal suffix"
      },
      "expansion": "k + -th (ordinal suffix)",
      "name": "suffix"
    }
  ],
  "etymology_text": "From k + -th (ordinal suffix).",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "kth (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms suffixed with -th (ordinal)",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English words spelled without vowels",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Mathematics",
          "orig": "en:Mathematics",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Occurring at position k in a sequence."
      ],
      "id": "en-kth-en-adj-z~6awuKm",
      "links": [
        [
          "mathematics",
          "mathematics"
        ],
        [
          "sequence",
          "sequence"
        ]
      ],
      "raw_glosses": [
        "(mathematics) Occurring at position k in a sequence."
      ],
      "related": [
        {
          "word": "nth"
        },
        {
          "word": "ith"
        }
      ],
      "tags": [
        "not-comparable"
      ],
      "topics": [
        "mathematics",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/keɪθ/"
    },
    {
      "rhymes": "-eɪθ"
    }
  ],
  "word": "kth"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "k",
        "3": "th",
        "id2": "ordinal",
        "pos2": "ordinal suffix"
      },
      "expansion": "k + -th (ordinal suffix)",
      "name": "suffix"
    }
  ],
  "etymology_text": "From k + -th (ordinal suffix).",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "kth (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "related": [
    {
      "word": "nth"
    },
    {
      "word": "ith"
    }
  ],
  "senses": [
    {
      "categories": [
        "English adjectives",
        "English entries with incorrect language header",
        "English lemmas",
        "English terms suffixed with -th (ordinal)",
        "English uncomparable adjectives",
        "English words spelled without vowels",
        "Pages with 2 entries",
        "Pages with entries",
        "Rhymes:English/eɪθ",
        "Rhymes:English/eɪθ/1 syllable",
        "en:Mathematics"
      ],
      "glosses": [
        "Occurring at position k in a sequence."
      ],
      "links": [
        [
          "mathematics",
          "mathematics"
        ],
        [
          "sequence",
          "sequence"
        ]
      ],
      "raw_glosses": [
        "(mathematics) Occurring at position k in a sequence."
      ],
      "tags": [
        "not-comparable"
      ],
      "topics": [
        "mathematics",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/keɪθ/"
    },
    {
      "rhymes": "-eɪθ"
    }
  ],
  "word": "kth"
}