13-letter words containing o, n, d, r, u
- quadraphonics — high-fidelity sound reproduction involving signals transmitted through four different channels.
- quadrillionth — a cardinal number represented in the U.S. by 1 followed by 15 zeros, and in Great Britain by 1 followed by 24 zeros.
- quadriphonics — quadraphony.
- quarter pound — a unit of weight equal to a quarter of a pound or 4 ounces avoirdupois
- quarter round — a molding, as on an ovolo, whose section is a quarter circle.
- quarter-bound — a style of bookbinding in which the spine is leather and the sides are cloth or paper.
- 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
- queen dowager — the widow of a king.
- radioactinium — the radioactive isotope of thorium having a mass number 227 and a half-life of 18.8 days. Symbol: RdAc, Th 227.
- random number — pseudorandom number
- random rubble — masonry in which untooled stones are set without coursing
- rattle around — If you say that someone rattles around in a room or other space, you mean that the space is too large for them.
- reading group — a group of people who meet regularly to discuss a book that they have all read
- reconstituted — constituted again, especially of a liquid product made by adding water to dry solids from which the water has been evaporated: reconstituted orange juice.
- record button — the button that you press on a device or remote control to begin recording sound, images, etc
- rectitudinous — characterized by or given to rectitude.
- redial button — a button on a telephone, allowing the user to dial a number again
- redissolution — the act of redissolving
- reduplication — the act of reduplicating; the state of being reduplicated.
- rendezvousing — an agreement between two or more persons to meet at a certain time and place.
- return-cocked — (of a cock bead) situated at an angle or arris.
- ring compound — a compound whose structural formula contains a closed chain or ring of atoms; a cyclic compound. Compare cyclic (def 3).
- rock hounding — the activity of searching for and collecting rocks, fossils, or minerals.
- rough diamond — gemstone: uncut diamond
- round herring — any of several herringlike fishes of the family Dussumieriidae having a rounded abdomen, living chiefly in tropical marine waters.
- round kumquat — an evergreen, citrus shrub or small tree, Fortunella japonica, of Japan, having blunt, broad leaves and globe-shaped, edible fruit.
- round of beef — round1 (def 35a).
- round-cheeked — having plump cheeks
- round-tripper — a home run.
- roundtripping — a form of trading in which a company borrows a sum of money from one source and takes advantage of a short-term rise in interest rates to make a profit by lending it to another
- ruggedization — the act or process of making something rugged
- running board — a small ledge, step, or footboard, formerly beneath the doors of an automobile, to assist passengers entering or leaving the car.
- running order — The running order of the items in a broadcast, concert, or show is the order in which the items will come.
- 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-source — of or pertaining to a cooperative arrangement whereby the products, as electronic parts, of one company are also manufactured by another company
- semiconductor — a substance, as silicon or germanium, with electrical conductivity intermediate between that of an insulator and a conductor: a basic component of various kinds of electronic circuit element (semiconductor device) used in communications, control, and detection technology and in computers.
- serendipitous — come upon or found by accident; fortuitous: serendipitous scientific discoveries.
- sharp-tongued — characterized by or given to harshness, bitterness, or sarcasm in speech.
- shoulder knot — a knot of ribbon or lace worn on the shoulder, as by men of fashion in the 17th and 18th centuries, by servants in livery, or by women or children.
- shrove sunday — the Sunday before Ash Wednesday; Quinquagesima.
- sound barrier — Also called sonic barrier, transonic barrier. (not in technical use) a hypothetical barrier to flight beyond the speed of sound, so postulated because aircraft undergo an abruptly increasing drag force induced by compression of the surrounding air when traveling near the speed of sound.
- sound blaster — (hardware) The best known family of sound cards for the IBM PC from Creative Labs.
- sound library — a collection of sounds stored on file (for example on CDs, DVDs, or as digital audio files)
- sound ranging — a method for determining the distance between a point and the position of a sound source by measuring the time lapse between the origin of the sound and its arrival at the point.
- soundproofing — materials used to make something soundproof
- south windsor — a town in N Connecticut.
- southern toad — a common toad, Bufo terrestris, of the southeastern U.S., having prominent knoblike crests on its head.
- splendiferous — splendid; magnificent; fine.
- sports ground — an area of land where sports are played
- spot reducing — the usually futile effort to exercise one part of the body, as the thighs, in hopes of reducing the amount of fat stored in that area.