16-letter words containing f, a, c, e, r, d
- spreading factor — a substance, as hyaluronidase, that promotes the diffusion of a material through body tissues
- sulfocarbanilide — thiocarbanilide.
- superfecundation — the fertilization of two or more ova discharged at the same ovulation by successive acts of sexual intercourse.
- twofold purchase — a purchase using a double standing block and a double running block so as to give a mechanical advantage of four or five, neglecting friction, depending on whether the hauling is on the standing block or the running block.
- unfranked income — any income from an investment that does not qualify as franked investment income
- uniformed branch — the branch of a police force in which officers wear a uniform
- vulcanized fiber — a leatherlike substance made by compression of layers of paper or cloth that have been treated with acids or zinc chloride, used chiefly for electric insulation.