17-letter words containing p, a, r, n, y
- respiratory chain — a series of mitochondrial proteins that transport electrons of hydrogen, released in the Krebs cycle, from acetyl coenzyme A to inhaled oxygen to form H 2 O: the energy released in the process is conserved as ATP.
- reticulate python — a python, Python reticulatus, of southeastern Asia and the East Indies, sometimes growing to a length of 32 feet (10 meters): usually considered to be the largest snake in the world.
- role-playing game — a game in which participants adopt the roles of imaginary characters in an adventure under the direction of a Game Master.
- safety precaution — a precaution that is taken in order to ensure that something is safe and not dangerous
- school playground — school's outdoor recreation area
- secondary process — the conscious mental activity and logical thinking controlled by the ego and influenced by environmental demands.
- secondary product — a product that is not the main product of an industry; a by-product
- sensory paralysis — impairment or loss of sensation in a part or area of the body
- separation energy — binding energy (def 1).
- spatial frequency — the measure of fine detail in an optical image in terms of cycles per millimetre
- spectrum analyser — an instrument that splits an input waveform into its frequency components, which are then displayed
- spectrum analysis — the determination of the constitution or condition of bodies and substances by means of the spectra they produce.
- spherical polygon — a closed figure formed by arcs of great circles on a spherical surface.
- spiny-headed worm — any of a small group of endoparasites of the phylum Acanthocephala, as larvae parasitic in insects and crustaceans and as adults in various vertebrates.
- split keyboarding — the act or practice of editing data from one terminal on another terminal
- split personality — multiple personality.
- spongy parenchyma — the lower layer of the ground tissue of a leaf, characteristically containing irregularly shaped cells with relatively few chloroplasts and large intercellular spaces.
- spread your wings — if you spread your wings, you do something new and rather difficult or move to a new place, because you feel more confident in your abilities than you used to and you want to gain wider experience
- st. crispin's day — October 25: anniversary of the Battle of Agincourt (1415).
- stray capacitance — undesired capacitance in equipment, occurring between the wiring, between the wiring and the chassis, or between components and the chassis
- stymphalian birds — a flock of predacious birds of Arcadia that were driven away and killed by Hercules as one of his labors.
- superaerodynamics — the branch of aerodynamics that deals with gases at very low densities.
- temporary account — A temporary account is an account which is closed out at the end of the year.
- terminal capacity — The terminal capacity is the volume which can be stored in a terminal (= building or area with tanks).
- ternary operation — an operation in a mathematical system by which three elements are combined to yield a single result.
- tympanic membrane — eardrum.
- unconformity trap — An unconformity trap is a hydrocarbon trap where the closure is made by an unconformity (= a formation of rock layers which represents a gap in the geological record).
- unemployment rate — percentage of population without jobs
- unify corporation — (company) Developers of the Unify relational database. At one time, before Sybase, they were a competitor of Oracle, et al.
- unproportionately — proportioned; being in due proportion; proportional.
- youth programming — the creation and scheduling of television programmes specifically aimed at young people