Ellen's Show Me More Show Tracee Ellis Ross and Andy Lassner Play âSuâMove It, Move Itâ - Duration: 3 minutes, 38 seconds.
2. halftone-an engraving used to reproduce an illustration. halftone engraving, photoengraving. engraving-a block or plate or other hard surface that has been engraved.
Share. Half-Life Definition: The time required to convert one half of a reactant to product. The term is commonly applied to radioactive decay, where the reactant is the parent isotope and the product is a daughter isotope. By Anne Marie Helmenstine, Ph.D.