Definition of intelligence quotient in US English:

intelligence quotient

(also IQ)


  • A number representing a person's reasoning ability (measured using problem-solving tests) as compared to the statistical norm or average for their age, taken as 100.

    • ‘The scale yields a social age and a social quotient, which can be considered a proximate intelligence quotient.’
    • ‘It should be no wonder that they abandon books, manifest lower intelligence quotients, fail to achieve academically, and have depressed professional aspirations.’
    • ‘Their findings offer support between the quality of stimulation during the child's early life and intelligence quotient in later years.’
    • ‘Their intelligence quotient is about 50, half the average.’
    • ‘All of them have the lowest intelligence quotient.’
    • ‘Intelligence tests usually give a score expressed as an intelligence quotient or IQ.’
    • ‘By 1909 he was putting these scores into a table set against a child's age and so the intelligence quotient was born.’
    • ‘A person would have to have a very low intelligence quotient to believe such a tale.’
    • ‘Only children with intelligence quotients equal to or greater than 70 were included in the sample.’
    • ‘He found that his intelligence quotient was 72, meaning an approximate mental age of 10.’
    • ‘A measurement of intelligence quotient does not determine the extent of learning difficulties.’
    • ‘However, the reasons for these children's poor study habits is not a low intelligence quotient, according to experts.’
    • ‘The present system of evaluation mainly centred on the text, is capable of assessing only the intelligence quotient of the student.’
    • ‘But then, the intelligence quotient purports to measure the ratio of cognitive age to chronological age.’
    • ‘The intelligence quotient averaged one hundred and fifty points, the highest among them excelling to over one hundred and eighty, in some few cases.’
    • ‘We hear a lot about consumers being more food savvy than ever before, and that the culinary intelligence quotient of the public is increasing.’
    • ‘Books on General Knowledge vouch to enhance your intelligence quotient.’
    • ‘Only eight of 26 opponents ventured to establish their intelligence quotients.’
    • ‘Emotional intelligence involves more than just a high intelligence quotient.’
    • ‘The children were of average intelligence quotient and aged 7-11 years.’
    intellect, intellectual capabilities, intelligence, iq, brainpower, brain, brains, mind, comprehension, understanding, wit, wits, reasoning, rationality, powers of reasoning, wisdom, sense, perception, imagination
    View synonyms


intelligence quotient

/inˈteləjəns ˌkwōSHənt//ɪnˈtɛlədʒəns ˌkwoʊʃənt/