Word origin
[1940–45; ‹ AmerSp; Sp: a species of hawthorn,
Crataegus azarolus ‹ Ar
al-zu"rūr the acerola
]This word is first recorded in the period 1940–45. Other words that entered Englishat around the same time include: Rh factor, black box, silkscreen, snorkel, zap