"acoustic emission" meaning in English

{
  "forms": [
    {
      "form": "acoustic emissions",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "acoustic emission (plural acoustic emissions)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Acoustics",
          "orig": "en:Acoustics",
          "parents": [
            "Applied sciences",
            "Physics",
            "Sound",
            "Sciences",
            "Energy",
            "All topics",
            "Nature",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Engineering",
          "orig": "en:Engineering",
          "parents": [
            "Applied sciences",
            "Technology",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "_dis": "67 33",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "A phenomenon wherein external stimuli such as mechanical loading generate physical vibrations."
      ],
      "id": "en-acoustic_emission-en-noun-4Qz2fIWa",
      "links": [
        [
          "engineering",
          "engineering#Noun"
        ],
        [
          "acoustics",
          "acoustics"
        ]
      ],
      "qualifier": "acoustics",
      "raw_glosses": [
        "(uncountable, engineering, acoustics) A phenomenon wherein external stimuli such as mechanical loading generate physical vibrations."
      ],
      "tags": [
        "uncountable"
      ],
      "topics": [
        "engineering",
        "natural-sciences",
        "physical-sciences"
      ]
    },
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Engineering",
          "orig": "en:Engineering",
          "parents": [
            "Applied sciences",
            "Technology",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1990, Adrian A. Pollock, “Acoustic Emission Inspection”, in ASM Handbook, 17th edition, page 287",
          "text": "Acoustic emissions are only generated when some abrupt and permanent change takes place somewhere in the material.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A physical vibration caused by sudden movement within a material subjected to physical stress, often symptomatic of a defect."
      ],
      "id": "en-acoustic_emission-en-noun-kpuxCkEr",
      "links": [
        [
          "engineering",
          "engineering#Noun"
        ],
        [
          "defect",
          "defect"
        ]
      ],
      "raw_glosses": [
        "(countable, engineering) A physical vibration caused by sudden movement within a material subjected to physical stress, often symptomatic of a defect."
      ],
      "tags": [
        "countable"
      ],
      "topics": [
        "engineering",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "word": "acoustic emission"
}

{
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English multiword terms",
    "English nouns"
  ],
  "forms": [
    {
      "form": "acoustic emissions",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "acoustic emission (plural acoustic emissions)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English uncountable nouns",
        "en:Acoustics",
        "en:Engineering"
      ],
      "glosses": [
        "A phenomenon wherein external stimuli such as mechanical loading generate physical vibrations."
      ],
      "links": [
        [
          "engineering",
          "engineering#Noun"
        ],
        [
          "acoustics",
          "acoustics"
        ]
      ],
      "qualifier": "acoustics",
      "raw_glosses": [
        "(uncountable, engineering, acoustics) A phenomenon wherein external stimuli such as mechanical loading generate physical vibrations."
      ],
      "tags": [
        "uncountable"
      ],
      "topics": [
        "engineering",
        "natural-sciences",
        "physical-sciences"
      ]
    },
    {
      "categories": [
        "English countable nouns",
        "English terms with quotations",
        "en:Engineering"
      ],
      "examples": [
        {
          "ref": "1990, Adrian A. Pollock, “Acoustic Emission Inspection”, in ASM Handbook, 17th edition, page 287",
          "text": "Acoustic emissions are only generated when some abrupt and permanent change takes place somewhere in the material.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A physical vibration caused by sudden movement within a material subjected to physical stress, often symptomatic of a defect."
      ],
      "links": [
        [
          "engineering",
          "engineering#Noun"
        ],
        [
          "defect",
          "defect"
        ]
      ],
      "raw_glosses": [
        "(countable, engineering) A physical vibration caused by sudden movement within a material subjected to physical stress, often symptomatic of a defect."
      ],
      "tags": [
        "countable"
      ],
      "topics": [
        "engineering",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "word": "acoustic emission"
}