18-letter words containing r, a, c, i, l, m
- parallactic motion — the apparent motion of stars due to the earth's orbital motion.
- parallel computing — parallel processing
- particulate matter — Particulate matter is solid or liquid particles in the air, which are measured in PM-10 units and are particles with a diameter of ten micrometers or less.
- perceptual mapping — the use of a graph or map in the development of a new product, in which the proximity of consumers' images of the new product to those of an ideal product provide an indication of the new product's likely success
- phantasmagorically — having a fantastic or deceptive appearance, as something in a dream or created by the imagination.
- philharmonic pitch — a standard of pitch in which A above middle C is established at 440 vibrations per second.
- physical chemistry — the branch of chemistry dealing with the relations between the physical properties of substances and their chemical composition and transformations.
- polychromatophilic — having an affinity for more than one kind of stain, especially for acid, neutral, and basic stains, as polychromatophilic erythroblasts characteristic of pernicious anemia.
- potassium chlorate — a white or colorless, crystalline, water-soluble, poisonous solid, KClO 3 , used chiefly as an oxidizing agent in the manufacture of explosives, fireworks, matches, bleaches, and disinfectants.
- potassium chloride — a white or colorless, crystalline, water-soluble solid, KCl, used chiefly in the manufacture of fertilizers and mineral water, and as a source of other potassium compounds.
- principal argument — the radian measure of the argument between −π and π of a complex number. Compare argument (def 8c).
- principal meridian — a meridian line accurately laid out to serve as the reference meridian in land survey
- pulmonic airstream — a current of lung air set in motion by the respiratory muscles in the production of speech.
- pyromucic aldehyde — furfural.
- racially motivated — motivated by (the hate or prejudice of) someone's race
- radical empiricism — (in the philosophy of William James) the doctrine that the only proper subject matter of philosophy is that which can be defined in terms of experience, and that relations are a part of experience.
- real-time computer — a computer that can process data or information almost immediately
- replacement engine — an engine used to replace or substitute an older or broken engine (in a vehicle, etc)
- resistance plasmid — any of a group of bacterial plasmids carrying genetic information that provide resistance to antibiotic drugs: some resistance plasmids are able to transfer themselves, and hence resistance, during conjugation
- rural municipality — any lightly settled area in Canada lacking a local elected government and administered directly by a provincial government.
- sacrificial victim — a person who is ritually killed with the intention of propitiating or pleasing a deity
- salem witch trials — 17th-century witchcraft case
- sampling frequency — sample rate
- self-incriminating — serving to incriminate oneself or to expose oneself to prosecution: self-incriminating testimony.
- self-incrimination — the act of incriminating oneself or exposing oneself to prosecution, especially by giving evidence or testimony.
- self-mortification — the inflicting of pain or privation on oneself: He was certain that self-mortification was the only road to salvation.
- self-recrimination — the act of recriminating, or countercharging: Hope gave way to recrimination with both sides claiming the moral high ground.
- semi-microanalysis — any analytical method in which the weight of the sample is between 10 and 100 milligrams.
- semicircular canal — any of the three curved tubular canals in the labyrinth of the ear, associated with the sense of equilibrium.
- small claims court — a special court established to handle small claims or debts, usually without the services of lawyers.
- small-claims court — a special court established to handle small claims or debts, usually without the services of lawyers.
- social bookmarking — the practice of saving bookmarked Web pages to a public website as a way to share the links with other Internet users: Social bookmarking is a tool that allows you to add tags and comments to your bookmarks.
- social environment — the environment developed by humans as contrasted with the natural environment; society as a whole, especially in its relation to the individual.
- societal marketing — marketing that takes into account society's long-term welfare
- spectropolarimeter — an instrument for determining the extent to which plane-polarized light of various wavelengths is rotated by certain solutions, consisting of a combination of a spectroscope and a polarimeter.
- spherical geometry — the branch of geometry that deals with figures on spherical surfaces.
- stoichiometrically — of or relating to stoichiometry.
- stokely carmichael — Hoagland Howard [hohg-luh nd] /ˈhoʊg lənd/ (Show IPA), ("Hoagy") 1899–1981, U.S. songwriter and musician.
- subatomic particle — physics:
- survival mechanism — something you or your body does automatically, in order to survive in a dangerous or unpleasant situation
- swarm intelligence — the collective behaviour of a group of animals, esp social insects such as ants, bees, and termites, that are each following very basic rules
- tectorial membrane — membrane in the inner ear that covers the organ of Corti
- thermal efficiency — the ratio of the work output of a heat engine to the heat input expressed in the same units of energy.
- upper middle class — wealthy, highly-educated people
- victor emmanuel ii — 1820–78, king of Sardinia 1849–78; first king of Italy 1861–78.
- watson-crick model — a widely accepted model for the three-dimensional structure of DNA, featuring a double-helix configuration for the molecule's two hydrogen-bonded complementary polynucleotide strands.
- white-collar crime — any of various crimes, as embezzlement, fraud, or stealing office equipment, committed by business or professional people while working at their occupations.
- world championship — an international competition in a particular sport or activity for people all around the world