22-letter words containing b, u, l, e, t, o
- turbo-propeller engine — a jet engine with a turbine-driven propeller that produces the principal thrust, augmented by the thrust of the jet exhaust.
- urban development zone — an area that is designated as being a site for urban development
- volume of distribution — A volume of distribution is the hypothetical volume of body fluid that would be required to dissolve the amount of drug needed to achieve the same concentration in the blood.