plural of quadratic function

Alternative spelling of buttonquail

plural of quadruple star system

plural of quadruple star

(astronomy) A stellar system that has four stars orbiting around each other; quadruple star

(astronomy) Four stars which form a stellar system, such that they orbit the point of equilibrium of their gravitational fields; a quadruple star system.

plural of quad play

A service offering in which four services are offered together, especially television, broadband, and fixed and mobile telephone.

plural of quail-dove

Alternative spelling of quail-dove