A premise from which conclusions are drawn.
A floating reference point, or SLDMB, used to evaluate surface currents in a body of water. Often employed by coastal search and rescue.
A fixed reference point or set of reference points which precisely define a system of measurement or a coordinate system.
A fact known from direct observation.
To provide missing data points by using a mathematical model to extrapolate values that are outside the range of a measuring device.
An opinion or judgement.
The working out of consequences or retribution for one's actions.
The action of calculating or estimating something.
A summing up or appraisal.
The settlement of accounts, as between parties.