- quartile (n.)
[quartile 词源字典]
- c. 1500, originally in astronomy; see quartile (adj.). In statistics, from 1879.[quartile etymology, quartile origin, 英语词源]
- quartile (adj.)
- mid-15c., "90 degrees apart" (of astronomical measurements), from Middle French quartil, from Medieval Latin quartilus "of a quartile," from Latin quartus "fourth" (see quart).