(a) (with reference to statistical data) a group of people or animals classed together on the basis of age; cf. age group n. at age, n. compounds 2…
| 单词 | θ43812 |
| 释义 | the world > people > science of mankind > [noun] > study of populations > group having common characteristics (2) year group1897 (a) (with reference to statistical data) a group of people or animals classed together on the basis of age; cf. age group n. at age, n. compounds 2… cohort1944 figurative. In demography, a group of persons having a common statistical characteristic, esp. that of being born in the same year. Also attributive. |
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