{
    "term": "ratio",
    "partOfSpeech": "noun",
    "academic": true,
    "ox5000": true,
    "cefr": "c1",
    "definitions": [
        {
            "senseNumber": null,
            "definition": "the relationship between two groups of people or things that is represented by two numbers showing how much larger one group is than the other",
            "sensetop": "ratio of A to B",
            "examples": [
                {
                    "text": "The school has a very high teacher-student ratio."
                },
                {
                    "text": "What is the ratio of men to women in the department?",
                    "contextForm": "ratio of A to B"
                },
                {
                    "text": "The ratio of applications to available places currently stands at 100:1."
                },
                {
                    "text": "Staffing ratios were generally better in smaller hospitals."
                },
                {
                    "text": "The hospital is trying to improve its staff/​patient ratio."
                },
                {
                    "text": "The stock's price-earnings ratio has dropped to 24."
                },
                {
                    "text": "They have a high ratio of imports to exports."
                },
                {
                    "text": "Waist-to-hip ratios vary according to body type."
                },
                {
                    "text": "We mixed the oil and water in a ratio of one to five."
                },
                {
                    "text": "the ratio between the amount of time spent on the work and the profit produced"
                },
                {
                    "text": "the ratio of house prices to incomes"
                },
                {
                    "text": "the worsening pupil/​teacher ratio in our schools"
                }
            ],
            "topics": ["Maths and measurement"],
            "collocations": {
                "adjective": ["high", "low", "gender"],
                "verb + ratio": ["achieve", "have", "improve"],
                "ratio + verb": ["improve", "worsen", "differ"],
                "preposition": [
                    "in a/​the ratio",
                    "ratio between",
                    "ratio of something to something"
                ]
            }
        }
    ],
    "pronunciations": {
        "uk": [
            {
                "pronunciation": "/ˈreɪʃiəʊ/",
                "audio": "ra/ratio/ratio__gb_1.mp3"
            }
        ],
        "us": [
            {
                "pronunciation": "/ˈreɪʃiəʊ/",
                "audio": "ra/ratio/ratio__us_1_rr.mp3"
            }
        ]
    },
    "wordOrigin": "mid 17th cent.: from Latin, literally ‘reckoning’, from rat- ‘reckoned’, from the verb reri."
}