17-letter words containing s, p, i, l, r
- muscle dysmorphia — a mental disorder primarily affecting males, characterized by obsessions about a perceived lack of muscularity, leading to compulsive exercising, use of anabolic steroids, etc. Compare body dysmorphic disorder.
- neurophysiologist — the branch of physiology dealing with the functions of the nervous system.
- neuropsychologist — A neurologist or psychologist whose speciality is neuropsychology.
- non-stereotypical — a process, now often replaced by more advanced methods, for making metal printing plates by taking a mold of composed type or the like in papier-mâché or other material and then taking from this mold a cast in type metal.
- non-thermoplastic — soft and pliable when heated, as some plastics, without any change of the inherent properties.
- old age pensioner — An old age pensioner is a person who is old enough to receive an pension from their employer or the government.
- old spanish trail — an overland route from Santa Fe, N. Mex., to Los Angeles, Calif., first marked out in 1776 by Spanish explorers and missionaries.
- omphalomesenteric — (anatomy) Of or pertaining to the umbilicus and mesentery.
- operation sealion — the codename for Hitler's proposed invasion (1940) of Great Britain
- opportunistically — adhering to a policy of opportunism; practicing opportunism.
- optical astronomy — the branch of observational astronomy using telescopes to observe or photograph celestial objects in visible light.
- optical isomerism — stereoisomerism in which the isomers are identical in molecular weight and most chemical and physical properties but differ in their effect on the rotation of polarized light.
- paleobiochemistry — the study of biochemical processes that occurred in fossil life forms.
- paleoconservative — a person advocating an older, traditional type of conservatism, especially in politics.
- paradoxical sleep — REM sleep.
- parallel universe — Physics. any of a hypothetical collection of undetectable universes that are like our known universe but have branched off from our universe due to a quantum-level event. See also multiverse.
- paralysis agitans — Parkinson's disease
- partially sighted — unable to see properly so that even with corrective aids normal activities are prevented or seriously hindered
- particle kinetics — Particle kinetics is the study of the movement of particles and the forces that cause this movement.
- parts per million — the number of units (of a substance) present in a million units of another substance
- pascal's triangle — a triangular arrangement of the binomial coefficients of the expansion (x + y) n for positive integral values of n.
- past life therapy — a form of hypnosis or meditation based on the belief that an individual's present problems are rooted in events that occurred before birth in this life
- paternalistically — the system, principle, or practice of managing or governing individuals, businesses, nations, etc., in the manner of a father dealing benevolently and often intrusively with his children: The employees objected to the paternalism of the old president.
- patriarchal cross — a Latin cross having a shorter crosspiece above the customary one.
- peloponnesian war — a war between Athens and Sparta, 431–404 b.c., that resulted in the transfer of hegemony in Greece from Athens to Sparta.
- percussion bullet — a bullet that is exploded by percussion
- peripheral vision — all that is visible to the eye outside the central area of focus; side vision.
- perpetual spinach — a variety of spinach that keeps producing edible leaves
- personal distance — personal space.
- personal equation — the tendency to personal bias that accounts for variation in interpretation or approach and for which allowance must be made.
- personality clash — friction between two people who have different personalities or points of view
- personnel carrier — a vehicle used for transporting troops
- personnel officer — a worker responsible for recruiting employees and dealing with matters relating to them
- philosopher kings — the Platonic ideal of a ruler, philosophically trained and enlightened.
- physical exercise — movements and activities done to keep your body healthy or make it stronger
- physical training — fitness coaching
- piccadilly circus — a traffic circle and open square in W London, England: theater and amusement center.
- pillar-and-breast — room-and-pillar.
- pillion passenger — a person who travels in a seat or place behind the rider of a motorcycle, scooter, horse, etc
- pincushion flower — scabious2 (def 1).
- pittsburg landing — a village in SW Tennessee, on the Tennessee River: battle of Shiloh in 1862.
- plains of abraham — a high plain adjoining the city of Quebec, Canada: battlefield where the English under Wolfe defeated the French under Montcalm in 1759.
- plastics industry — the industry that makes plastics
- plumbing fixtures — things such as pipes, sinks, toilets that are fixed in position in a building
- pluvius insurance — insurance against rain
- point reyes lilac — a prostrate shrub, Ceanothus gloriosus, of southern California, having leathery, roundish leaves and purplish or deep-blue flowers.
- pointer swizzling — swizzle
- poison-pen letter — A poison-pen letter is an unpleasant unsigned letter which is sent in order to upset someone or to cause trouble.
- polar coordinates — Usually, polar coordinates. one of two coordinates used to locate a point in a plane by the length of its radius vector and the angle this vector makes with the polar axis (polar angle)
- polystyrene chips — small pieces of polystyrene used for insulating or packing