"tail call" meaning in English

{
  "forms": [
    {
      "form": "tail calls",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "tail call (plural tail calls)",
      "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": "Japanese terms with redundant script codes",
          "parents": [
            "Terms with redundant script codes",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Programming",
          "orig": "en:Programming",
          "parents": [
            "Computing",
            "Software engineering",
            "Technology",
            "Computer science",
            "Engineering",
            "Software",
            "All topics",
            "Sciences",
            "Applied sciences",
            "Media",
            "Fundamental",
            "Communication"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "Tail calls can be implemented without the need for an additional frame on the call stack."
        }
      ],
      "glosses": [
        "A function call that is itself the last instruction in a function."
      ],
      "id": "en-tail_call-en-noun-ODCJGLaq",
      "links": [
        [
          "programming",
          "programming#Noun"
        ],
        [
          "function",
          "function"
        ],
        [
          "call",
          "call"
        ]
      ],
      "raw_glosses": [
        "(programming) A function call that is itself the last instruction in a function."
      ],
      "topics": [
        "computing",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "programming",
        "sciences"
      ],
      "translations": [
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "function call that is itself the last instruction in a function",
          "word": "häntäkutsu"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "function call that is itself the last instruction in a function",
          "word": "loppukutsu"
        },
        {
          "alt": "まつびよびだし",
          "code": "ja",
          "lang": "Japanese",
          "roman": "matsubiyobidashi",
          "sense": "function call that is itself the last instruction in a function",
          "word": "末尾呼び出し"
        }
      ],
      "wikipedia": [
        "tail call"
      ]
    }
  ],
  "word": "tail call"
}

{
  "forms": [
    {
      "form": "tail calls",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "tail call (plural tail calls)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "Japanese terms with redundant script codes",
        "en:Programming"
      ],
      "examples": [
        {
          "text": "Tail calls can be implemented without the need for an additional frame on the call stack."
        }
      ],
      "glosses": [
        "A function call that is itself the last instruction in a function."
      ],
      "links": [
        [
          "programming",
          "programming#Noun"
        ],
        [
          "function",
          "function"
        ],
        [
          "call",
          "call"
        ]
      ],
      "raw_glosses": [
        "(programming) A function call that is itself the last instruction in a function."
      ],
      "topics": [
        "computing",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "programming",
        "sciences"
      ],
      "wikipedia": [
        "tail call"
      ]
    }
  ],
  "translations": [
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "function call that is itself the last instruction in a function",
      "word": "häntäkutsu"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "function call that is itself the last instruction in a function",
      "word": "loppukutsu"
    },
    {
      "alt": "まつびよびだし",
      "code": "ja",
      "lang": "Japanese",
      "roman": "matsubiyobidashi",
      "sense": "function call that is itself the last instruction in a function",
      "word": "末尾呼び出し"
    }
  ],
  "word": "tail call"
}