- a single piece of information, as a fact, statistic, or code; an item of data.
- Philosophy.
- any fact assumed to be a matter of direct observation.
- any proposition assumed or given, from which conclusions may be drawn.
- the object of knowledge as presented to the mind.
- any level surface, line, or point used as a reference in measuring elevations.
- a basis for horizontal control surveys, consisting of the longitude and latitude of a certain point, the azimuth of a certain line from this point, and two constants used in defining the terrestrial spheroid.
- a single piece of information; fact
- a proposition taken for granted, often in order to construct some theoretical framework upon it; a given
