An actual value given to such a formal parameter.
An input variable of a function definition, that gets an actual value (argument) at execution time.
The ratio of the three crystallographic axes which determines the position of any plane.
A characteristic or feature that distinguishes something from others.
A variable that describes some system (material, object, event, etc.) or some aspect thereof.
The fundamental axial ratio for a given species.
A variable of a model that is trained by a machine learning algorithm.
A value kept constant during an experiment, equation, calculation, or similar, but varied over other versions of the experiment, equation, calculation, etc.
Any measured quantity of a statistical population that summarises or describes an aspect of the population.
In the ellipse and hyperbola, a third proportional to any diameter and its conjugate, or in the parabola, to any abscissa and the corresponding ordinate.
A determinate method prescribed for performing any operation and producing a certain result.
A regulating principle.
A ruler; device for measuring, a straightedge, a measure.
A normal condition or state of affairs.
A regulation, law, guideline.
An order regulating the practice of the courts, or an order made between parties to an action or a suit.
A straight line (continuous mark, as made by a pen or the like), especially one lying across a paper as a guide for writing.
The act of ruling; administration of law; government; empire; authority; control.
To establish or settle by, or as by, a rule; to fix by universal or general consent, or by common practice.
To regulate, be in charge of, make decisions for, reign over.
To decide judicially.
To mark (paper or the like) with rules (lines).
To excel.