13-letter words containing r, f, c
- traffic light — a set of electrically operated signal lights used to direct or control traffic at intersections.
- 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.
- tropical fish — any of numerous small, usually brightly colored fishes, indigenous to the tropics, and often kept and bred in home aquariums.
- umbraculiform — umbrella-shaped
- 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.
- underfinanced — Underfinanced means the same as underfunded.
- undifferenced — (of a coat of arms) having no marks indicating family position and to be used by only one person at a time
- unelectrified — not powered by electricity
- 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.
- unperfectness — the state or quality of being imperfect
- unrectifiable — able to be rectified.
- unreproachful — not deserving reproach or blame
- unsuperficial — external or outward: a superficial resemblance.
- vacuum filter — A vacuum filter is a filter in which the liquid passes through more easily because of a vacuum on the liquid output side.
- vcc filtering — (electronics) A technique for reducing the amount of Radio Frequency Interference spread via power supply connections. VCC is a common name for the non-ground power supply line in circuits based on bipolar transistors. When part of a circuit generates lots of radio-frequency noise, that portion of the power plane can be isolated from the rest of the circuit and power delivered to it via a low pass filter, usually a PI filter, as shown in the diagram below.
- venire facias — a writ directing the appropriate official to summon a jury.
- versification — the act of versifying.
- vertical file — a collection of pamphlets, pictures, clippings, or other materials stored upright, as in a filing cabinet or cabinets.
- vicar of bray — a vicar (Simon Aleyn) appointed to the parish of Bray in Berkshire during Henry VIII's reign who changed his faith to Catholic when Mary I was on the throne and back to Protestant when Elizabeth I succeeded and so retained his living
- vitrification — act or process of vitrifying; state of being vitrified.
- ward of court — a person, esp a minor or one legally incapable of managing his own affairs, placed under the control or protection of a guardian or of a court
- watch out for — remain vigilant for, beware of
- welfare check — a social security payment
- woodcraftsman — a person who is skilled in woodcraft.
- work function — Physics. the least energy necessary to free an electron from a metal surface.
- x-certificate — a film classification indicating a film that may not be publicly shown to anyone under 18. Since 1982 replaced by symbol 18
- year of grace — a specified year of the Christian era: this year of grace; the year of grace 1982.