"anti-G straining maneuver" meaning in English

{
  "forms": [
    {
      "form": "anti-G straining maneuvers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "anti-G straining maneuver (plural anti-G straining maneuvers)",
      "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": "topical",
          "langcode": "en",
          "name": "Aviation",
          "orig": "en:Aviation",
          "parents": [
            "Aeronautics",
            "Transport",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Space",
          "orig": "en:Space",
          "parents": [
            "Nature",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "coordinate_terms": [
        {
          "word": "hook maneuver"
        }
      ],
      "derived": [
        {
          "tags": [
            "abbreviation"
          ],
          "word": "AGSM"
        }
      ],
      "glosses": [
        "Any of various techniques to increase G-tolerance and reduce G-LOC incidences that involve emptying the lungs while straining the muscles to force oxygenated blood to the brain. Most common techniques include visualizing a walnut held between one's buttcheeks, and trying to crush it, or tensing the abdominal and chest muscles, possibly while bent over at the hips."
      ],
      "id": "en-anti-G_straining_maneuver-en-noun-Q1dQCvjG",
      "links": [
        [
          "aviation",
          "aviation"
        ],
        [
          "space flight",
          "space flight"
        ],
        [
          "G-tolerance",
          "G-tolerance"
        ],
        [
          "G-LOC",
          "G-LOC"
        ]
      ],
      "qualifier": "space flight",
      "raw_glosses": [
        "(aviation, space flight) Any of various techniques to increase G-tolerance and reduce G-LOC incidences that involve emptying the lungs while straining the muscles to force oxygenated blood to the brain. Most common techniques include visualizing a walnut held between one's buttcheeks, and trying to crush it, or tensing the abdominal and chest muscles, possibly while bent over at the hips."
      ],
      "synonyms": [
        {
          "tags": [
            "abbreviation"
          ],
          "word": "AGSM"
        }
      ],
      "topics": [
        "aeronautics",
        "aerospace",
        "aviation",
        "business",
        "engineering",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "word": "anti-G straining maneuver"
}

{
  "coordinate_terms": [
    {
      "word": "hook maneuver"
    }
  ],
  "derived": [
    {
      "tags": [
        "abbreviation"
      ],
      "word": "AGSM"
    }
  ],
  "forms": [
    {
      "form": "anti-G straining maneuvers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "anti-G straining maneuver (plural anti-G straining maneuvers)",
      "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",
        "en:Aviation",
        "en:Space"
      ],
      "glosses": [
        "Any of various techniques to increase G-tolerance and reduce G-LOC incidences that involve emptying the lungs while straining the muscles to force oxygenated blood to the brain. Most common techniques include visualizing a walnut held between one's buttcheeks, and trying to crush it, or tensing the abdominal and chest muscles, possibly while bent over at the hips."
      ],
      "links": [
        [
          "aviation",
          "aviation"
        ],
        [
          "space flight",
          "space flight"
        ],
        [
          "G-tolerance",
          "G-tolerance"
        ],
        [
          "G-LOC",
          "G-LOC"
        ]
      ],
      "qualifier": "space flight",
      "raw_glosses": [
        "(aviation, space flight) Any of various techniques to increase G-tolerance and reduce G-LOC incidences that involve emptying the lungs while straining the muscles to force oxygenated blood to the brain. Most common techniques include visualizing a walnut held between one's buttcheeks, and trying to crush it, or tensing the abdominal and chest muscles, possibly while bent over at the hips."
      ],
      "topics": [
        "aeronautics",
        "aerospace",
        "aviation",
        "business",
        "engineering",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "synonyms": [
    {
      "tags": [
        "abbreviation"
      ],
      "word": "AGSM"
    }
  ],
  "word": "anti-G straining maneuver"
}