{
    "term": "equation",
    "partOfSpeech": "noun",
    "academic": true,
    "ox5000": true,
    "cefr": "c1",
    "definitions": [
        {
            "senseNumber": 1,
            "definition": "a statement showing that two amounts or values are equal, for example 2x + y = 54",
            "labels": "(mathematics)",
            "cefr": "c1",
            "examples": [
                {
                    "text": "the numbers on the right-hand side of the equation"
                },
                {
                    "text": "the equation for a straight line"
                },
                {
                    "text": "The ideal gas equation is derived from this model."
                },
                {
                    "text": "This can be shown by a simple equation."
                },
                {
                    "text": "the range of values of ξ which would satisfy this equation"
                }
            ],
            "topics": ["Maths and measurement"],
            "collocations": {
                "adjective": ["basic", "simple", "complex"],
                "verb + equation": ["solve", "work out", "derive"],
                "preposition": ["equation for"],
                "phrases": ["a side of the equation"]
            }
        },
        {
            "senseNumber": 2,
            "definition": "the act of making something equal or considering something as equal (= of equating them)",
            "cefr": "c1",
            "examples": [
                {
                    "text": "The equation of wealth with happiness can be dangerous."
                }
            ]
        },
        {
            "senseNumber": 3,
            "definition": "a problem or situation in which several things must be considered and dealt with",
            "cefr": "c1",
            "examples": [
                {
                    "text": "When children **enter the equation**, further tensions may arise within a marriage."
                },
                {
                    "text": "Money also **comes into the equation**."
                },
                {
                    "text": "The availability of public transport is also **part of the equation**."
                }
            ],
            "collocations": {
                "verb + equation": ["be a part of", "come into", "enter"]
            }
        }
    ],
    "pronunciations": {
        "uk": [
            {
                "pronunciation": "/ɪˈkweɪʒn/",
                "audio": "eq/equation/equation__gb_1.mp3"
            }
        ],
        "us": [
            {
                "pronunciation": "/ɪˈkweɪʒn/",
                "audio": "eq/equation/equation__us_1.mp3"
            }
        ]
    },
    "wordOrigin": "late Middle English: from Latin aequatio(n-), from aequare ‘make equal’, from aequus ‘even, level, equal’."
}