plural of radial distribution function

plural of radio shack

(slang, nautical) A room for hosting radio equipment.

plural of radio clock

(astronomy) a very large radio galaxy; a double radio source having an overall projected linear length exceeding 2 megaparsecs (or more specifically, 2×h₅₀⁻¹ Mpc)

plural of radio button

plural of radio tower

plural of radius vector

(mathematics) A straight line (or the length of such line) connecting any point, as of a curve, with a fixed point, or pole, round which the straight line turns, and to which it serves to refer the successive points of a curve, in a system of polar coordinates.

plural of radio sounding