dated; dating
1
: to determine the period of time to which something belongs : to determine the date (see date entry 2 sense 3) of
date an antique
dated the fossils to the Triassic period
2
: to record the time of the execution or making of : mark with the date
forgot to date the check
a letter dated the fifth of September
3
a
: to mark with characteristics typical of a particular period
b
: to show up plainly the age of
old-fashioned decor that really dates the house
4
: to make a usually romantic social arrangement to meet with : to have a date with
dated a few people in high school
1
: to estimate or compute a date (see date entry 2 sense 3) or chronology : to reckon chronologically
scientific dating techniques
2
: originate
a friendship dating from college days
jewelry dating back to the 1700s
3
: to become outmoded or dated
4
: to go out on usually romantic dates
I haven't dated in 20 years.
dat·able
ˈdā-tə-bəl
variants
or dateable
: that may be assigned a date
a concrete and datable happening—
C. W. Shumaker
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Merriam-Webster unabridged



