Med·jool date 
(m
ə-j
l
)
n. A soft date with crinkly, dark brown skin, prized for its large size and sweet flavor.
[Arabic majhūl, unknown, passive participle of jahila, to be ignorant of, not to know (so called because it is produced by a previously unknown variety of date palm found growing in the oasis of Tafilalt in Morocco); see ghl in the Appendix of Semitic roots.]