Definition of datum noun from the Oxford Advanced Learner's Dictionary



BrE BrE//ˈdeɪtəm//
; NAmE NAmE//ˈdeɪtəm//
(pl. data) (specialist)
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a fact or piece of information see also data More Like This Easily-confused plural/​singular forms bacteria/​bacterium, criteria/​criterion, data/​datum, media/​medium, phenomena/​phenomenon, strata/​stratumSee worksheet. Word Originmid 18th cent.: from Latin, literally ‘something given’, neuter past participle of dare ‘give’.
See the Oxford Advanced American Dictionary entry: datum