16-letter words containing w, e, r, o
- crossbow archery — the sport of shooting with a crossbow
- crossword puzzle — a puzzle in which the solver deduces words suggested by numbered clues and writes them into corresponding boxes in a grid to form a vertical and horizontal pattern
- crowd one's luck — to take unnecessary risks in an already favorable situation
- crown prosecutor — In Britain, a crown prosecutor is a lawyer who works for the state and who prosecutes people who are accused of crimes.
- darwinian theory — Darwin's theory of evolution, which holds that all species of plants and animals developed from earlier forms by hereditary transmission of slight variations in successive generations, and that natural selection determines which forms will survive
- data warehousing — the use of large amounts of data taken from multiple sources to create reports and for data analysis
- de broglie waves — the set of waves that represent the behaviour of an elementary particle, or some atoms and molecules, under certain conditions. The de Broglie wavelength, λ, is given by λ = h/mv, where h is the Planck constant, m the mass, and v the velocity of the particle
- de morgan's laws — (in formal logic and set theory) the principles that conjunction and disjunction, or union and intersection, are dual. Thus the negation of P & Q is equivalent to not-P or not-Q
- declare war (on) — to make a formal declaration of being at war (with)
- developing world — Third World: poor countries
- dew-point spread — the degrees of difference between the air temperature and the dew point
- dispersive power — a measure of the ability of a substance to disperse light, equal to the quotient of the difference in refractive indices of the substance for two representative wavelengths divided by the difference of the refractive index for an intermediate wavelength and 1.
- down memory lane — If you say that someone is taking a walk or trip down memory lane, you mean that they are talking, writing, or thinking about something that happened to them a long time ago.
- down to the wire — a slender, stringlike piece or filament of relatively rigid or flexible metal, usually circular in section, manufactured in a great variety of diameters and metals depending on its application.
- downy woodpecker — a small, North American woodpecker, Picoides pubescens, having black and white plumage.
- draw the longbow — to exaggerate in telling something
- dree one's weird — to endure one's fate
- drop (down) dead — If you say that a person or animal dropped dead or dropped down dead, you mean that they died very suddenly and unexpectedly.
- drugstore cowboy — a young man who loafs around drugstores or on street corners.
- ebony spleenwort — a fern, Asplenium platyneuron, of woody areas of North America, having ladderlike leaves and shiny, dark brown stems.
- electrical power — electricity
- emergency powers — special permission allowing a minister, government, etc to take action in an emergency without having to have their actions approved by parliament
- emergency worker — a person whose job is to help people in emergencies
- exploration well — An exploration well is a borehole which is drilled to find out if there is any oil or gas in a place.
- eyebrow tweezers — small tweezers for plucking hairs out of your eyebrows
- farewell to arms — a novel (1929) by Ernest Hemingway.
- federation wheat — an early-maturing drought-resistant variety of wheat developed by William Farrar in 1902
- fellow passenger — a person travelling on the same vehicle, plane, ship etc as you
- fellow traveller — a companion on a journey
- firework display — a public event at which fireworks are set alight
- first-aid worker — someone who is trained to give immediate medical help in an emergency
- flower arranging — Flower arranging is the art or hobby of arranging cut flowers in a way which makes them look attractive.
- flowering quince — any shrub belonging to the genus Chaenomeles, of the rose family, native to eastern Asia, having showy, waxy flowers and a quincelike fruit, grown widely as an ornamental.
- follow the crowd — copy what others are doing
- follow-my-leader — a game in which the players must repeat the actions of the leader
- follow-up letter — a letter sent as a follow-up to an initial letter or to a telephone call, meeting, etc
- forswear oneself — to swear falsely; perjure oneself
- fort leavenworth — a military reservation and U.S. Army training center in E Kansas adjoining Leavenworth, one of the oldest (1827) military posts W of the Mississippi and site of federal penitentiary.
- forward delivery — delivery at a future date.
- forward exchange — a foreign bill purchased at a stipulated price and payable at a future date.
- forwarding agent — freight forwarder.
- four-letter word — any of a number of short words, usually of four letters, considered offensive or vulgar because of their reference to excrement or sex.
- four-wheel drive — a drive system in which engine power is transmitted to all four wheels for improved traction.
- francis townsend — Francis Everett, 1867–1960, U.S. physician and proposer of the Townsend plan.
- friction welding — a method of welding thermoplastics or metals by the heat generated by rubbing the members to be joined against each other under pressure.
- friedrich wohler — Friedrich [free-drikh] /ˈfri drɪx/ (Show IPA), 1800–82, German chemist.
- from the word go — to move or proceed, especially to or from something: They're going by bus.
- functional water — water containing additives that provide extra nutritional value
- gasoline-powered — using gasoline as fuel
- geostrophic wind — a wind whose velocity and direction are mathematically defined by the balanced relationship of the pressure gradient force and the Coriolis force: conceived as blowing parallel to isobars.