13-letter words containing c, o, n, r, d, a
- quadraphonics — high-fidelity sound reproduction involving signals transmitted through four different channels.
- quadriphonics — quadraphony.
- quartodeciman — one of a group of early Christians who observed Easter on the day of the Jewish Passover regardless of whether or not it was Sunday
- radio contact — communication or contact by means of radio waves
- radio control — remote control by means of radio signals from a transmitter
- radio silence — the absence, usually deliberately maintained, of radio transmissions
- radioactinium — the radioactive isotope of thorium having a mass number 227 and a half-life of 18.8 days. Symbol: RdAc, Th 227.
- radiolocation — the method or process of determining the position and velocity of an object by radar.
- random access — designating or of a volatile memory that allows data to be accessed directly and does not require following a sequence of storage locations
- random-access — direct-access.
- reach-me-down — a garment that is cheaply ready-made or second-hand
- recommendable — to present as worthy of confidence, acceptance, use, etc.; commend; mention favorably: to recommend an applicant for a job; to recommend a book.
- recommendably — in a way that is recommendable
- reconsecrated — to make or declare sacred; set apart or dedicate to the service of a deity: to consecrate a new church building.
- reconsolidate — to bring together (separate parts) into a single or unified whole; unite; combine: They consolidated their three companies.
- recording van — a van containing sound and image recording equipment, used as a mobile recording studio
- redondo beach — a city in SW California.
- reduplication — the act of reduplicating; the state of being reduplicated.
- retinoic acid — a vitamin A derivative, C20H28O2, used in the treatment of acne, skin wrinkles, etc.
- revendication — the process or act of revendicating
- revindication — the act of vindicating.
- road accident — a traffic accident involving vehicles, pedestrians or cyclists
- road-blocking — an obstruction placed across a road, especially of barricades or police cars, for halting or hindering traffic, as to facilitate the capture of a pursued car or inspection for safety violations.
- robot dancing — a dance of the 1980s characterized by jerky mechanical movements
- rock and roll — a style of popular music that derives in part from blues and folk music and is marked by a heavily accented beat and a simple, repetitive phrase structure.
- rock-and-roll — a style of popular music that derives in part from blues and folk music and is marked by a heavily accented beat and a simple, repetitive phrase structure.
- romantic lead — a person who plays the main character in a romantic film or play
- sacred baboon — hamadryas baboon.
- sarcodinians' — belonging or pertaining to the protist phylum Sarcodina, comprising protozoa that move and capture food by forming pseudopodia.
- scalenohedral — a hemihedral crystal form of 8 or 12 faces, each face being a scalene triangle.
- scalenohedron — a hemihedral crystal form of 8 or 12 faces, each face being a scalene triangle.
- scandalmonger — a person who spreads scandal or gossip.
- 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
- scotland yard — a short street in central London, England: formerly the site of the London police headquarters, which were removed 1890 to a Thames embankment (New Scotland Yard, ).
- second nature — an acquired habit or tendency in one's character that is so deeply ingrained as to appear automatic: Neatness is second nature to him.
- second of arc — second2 (def 4).
- second papers — the documents by which an alien formerly made application for U.S. citizenship after having earlier filed a declaration of intention
- second reader — the elected official of a church or society who conducts services and reads from the Scriptures.
- second-grader — a pupil who is in the second grade
- secondary era — the period from the beginning of the Triassic to the end of the Cretaceous
- shaft encoder — A shaft encoder is a sensor for measuring how fast a shaft rotates.
- standard coin — a coin having value in bullion at least equal to its face value.
- standard cost — a predetermined cost of material, labor, etc., based on specifications prepared from time-and-motion studies, accounting records, and the like.
- standing crop — the totality of living things in an ecosystem at a given time.
- the decameron — title of collection of stories written in Italian in the early Renaissance by Boccaccio
- the secondary — cornerbacks and safeties collectively
- the-decameron — a collection of 100 tales (1353) by Boccaccio.
- thenceforward — from that time or place onward.
- thermodynamic — of or relating to thermodynamics.
- traction load — the solid material that is carried along the bed of a river