19-letter words containing a, p, r, o, s, d
- sea-floor spreading — a process in which new ocean floor is created as molten material from the earth's mantle rises in margins between plates or ridges and spreads out.
- secondary picketing — the picketing by strikers of a place of work that supplies goods to or distributes goods from their employer
- secondary processes — the conscious mental activity and logical thinking controlled by the ego and influenced by environmental demands.
- semipalmated plover — a New World plover, Charadrius semipalmatus, having a black ring around the chest and semipalmate feet, inhabiting beaches and salt marshes.
- sensory deprivation — the experimental or natural reduction of environmental stimuli, as by physical isolation or loss of eyesight, often leading to cognitive, perceptual, or behavioral changes, as disorientation, delusions, or panic.
- sexual reproduction — reproduction involving the union of gametes.
- sharp-tailed grouse — a grouse, Pedioecetes phasianellus, of prairies and open forests of western North America, similar in size to the prairie chicken but with a more pointed tail.
- ship-to-shore radio — a radio that carries communications between land and sea
- simple carbohydrate — a carbohydrate, as glucose, that consists of a single monosaccharide unit.
- spread oneself thin — to draw, stretch, or open out, especially over a flat surface, as something rolled or folded (often followed by out).
- stakeholder pension — In Britain, a stakeholder pension is a flexible pension scheme with low charges. Both employees and the state contribute to the scheme, which is optional, and is in addition to the basic state pension.
- standard atmosphere — an arbitrarily determined vertical distribution of atmospheric pressure, temperature, and density, assumed to have physical constants and conforming to parametric equations, used for calculations in ballistics, the design of pressure altimeters, etc.
- standing broad jump — a jump for distance from a standing position.
- stationery cupboard — a cupboard where things like paper, pens and paper clips are kept
- stratford-upon-avon — town in S Warwickshire, England, on the Avon: birthplace & burial place of Shakespeare: pop. of county district (called Stratford-on-Avon) 106,000
- superannuation fund — a fund used for paying pensions
- supreme de volaille — suprême (def 2).
- tall poppy syndrome — a tendency to disparage any person who has achieved great prominence or wealth
- the hampshire downs — a range of low chalk hills that crosses Hampshire in S England
- thiophosphoric acid — an acid derived from phosphoric acid by substituting one or more sulfur atoms for oxygen atoms.
- tidal power station — a power station where the energy of flowing water is converted into electricity
- trisodium phosphate — sodium phosphate (def 3).
- tropical depression — an atmospheric low-pressure system originating in the tropics, specifically, a tropical cyclone in which the maximum sustained wind speed is 38 miles per hour (62 kilometers per hour) or less.
- underrepresentation — the act of representing.
- versa module europa — (hardware) (VME) A flexible open-ended bus system which makes use of the Eurocard standard. VME was introduced in 1981 by Motorola, Philips, Thompson, and Mostek. It was intended to be a flexible environment supporting a variety of computing intensive tasks, and has become a rather popular protocol in the computer industry. It is defined by the IEEE standard 1014-1987.
- withdrawal symptoms — When someone has withdrawal symptoms, they feel ill after they have stopped taking a drug which they were addicted to.