noun /ˈdeɪtə,ˈdætə,ˈdɑːtə/
a) pieces of information.
With fresh material, taxonomic conclusions are leavened by recognition that the material examined reflects the site it occupied; a herbarium packet gives one only a small fraction of the data desirable for sound conclusions. Herbarium material does not, indeed, allow one to extrapolate safely: what you see is what you get
b) information.
See Also: information, knowledge
Wikipedia foundation.