A grade conferred upon officers in armed forces, police and intelligence agencies, typically denoted by particular insignia affixed to their uniforms.

plural of Spearman's rank correlation coefficient

The ratio between the largest and smallest values of a changeable quantity.

A female given name from Sanskrit

plural of cab off the rank

(biochemistry) A surfactant protein found in the foam nests of tropical frogs.

plural of ranaspumin

plural of random seed

plural of random walker

plural of random sequence