13-letter words containing c, o, n, f, r
- san francisco — a seaport in W California, on San Francisco Bay: earthquake and fire 1906; United Nations Conference 1945.
- sao francisco — a river flowing NE and E through E Brazil into the Atlantic. 1800 miles (2900 km) long.
- scarfed joint — a lapped joint between two pieces of timber made by notching or grooving the ends and strapping, bolting, or gluing the two pieces together
- scarification — an act or instance of scarifying.
- school friend — A school friend is a friend of yours who is at the same school as you, or who used to be at the same school when you were children.
- scorification — an assaying process whereby gold or silver is separated from ore by fusion with lead.
- scorpion fish — any of several tropical and temperate marine scorpaenid fishes, especially members of the genus Scorpaena, many having venomous dorsal spines.
- scout uniform — the uniform worn by the Scouts
- second of arc — second2 (def 4).
- self-creation — the act of producing or causing to exist; the act of creating; engendering.
- shaft encoder — A shaft encoder is a sensor for measuring how fast a shaft rotates.
- significatory — serving to signify
- skin friction — the friction acting on a solid body when it is moving through a fluid
- soft currency — econ: fluctuating value
- solar furnace — a furnace using sunlight concentrated by concave mirrors as the direct source of heat.
- south african — of southern Africa.
- surface noise — extraneous noise caused by physical wear or a physical flaw on a phonograph record or in a pickup system, rather than by a flaw in the equipment.
- tariffication — the creation, fixing, or conversion of a tariff
- thenceforward — from that time or place onward.
- thurification — the act of incense-burning
- to perfection — impeccably, perfectly
- trifunctional — pertaining to molecules that can react at three sites.
- trig function — Also called circular function. a function of an angle, as sine or cosine, expressed as the ratio of the sides of a right triangle.
- unciform bone — a small bone of the wrist
- uncomfortable — causing discomfort or distress; painful; irritating.
- uncomfortably — causing discomfort or distress; painful; irritating.
- unconformable — not conformable; not conforming.
- unconformably — not conformable; not conforming.
- unenforceable — to put or keep in force; compel obedience to: to enforce a rule; Traffic laws will be strictly enforced.
- unforthcoming — coming, forth, or about to come forth; about to appear; approaching in time: the forthcoming concert.
- unreproachful — not deserving reproach or blame
- versification — the act of versifying.
- vitrification — act or process of vitrifying; state of being vitrified.
- woodcraftsman — a person who is skilled in woodcraft.
- work function — Physics. the least energy necessary to free an electron from a metal surface.