18-letter words containing s, t, e, p, l, y
- apparent solar day — the period of time between two successive passages of the sun's center across the same meridian.
- color transparency — a positive color image photographically produced on transparent film or glass and viewed by transmitted light, usually by projection.
- complementary base — either of the nucleotide bases linked by a hydrogen bond on opposite strands of DNA or double-stranded RNA: guanine is the complementary base of cytosine, and adenine is the complementary base of thymine in DNA and of uracil in RNA.
- complexity measure — (algorithm) A quantity describing the complexity of a computation.
- corpuscular theory — the theory, originally proposed by Newton, and revived with the development of the quantum theory, that light consists of a stream of particles
- cranial osteopathy — osteopathy that focuses on the cranium and the spine
- crystal microphone — a microphone that uses a piezoelectric crystal to convert sound energy into electrical energy
- daisywheel printer — (printer) A kind of impact printer where the characters are arranged on the ends of the spokes of a wheel (resembling the petals on a daisy). The wheel (usually made of plastic) is rotated to select the character to print and then an electrically operated hammer mechanism bends the selected spoke forward slightly, sandwiching an ink ribbon between the character and the paper, as in a typewriter. One advantage of this arrangement over that of a typewriter is that different wheels may be inserted to produce different typefaces.
- depository library — a library designated by law to receive without charge all or a selection of the official publications of a government.
- development system — a computer system, including hardware and software, that is specifically designed to aid in the development of software and interfaces
- dialytic telescope — a type of achromatic telescope with a second correcting lens
- dietary supplement — a substance taken in addition to what you eat in order to promote health
- dimethylsulphoxide — a colourless odourless liquid substance used as a solvent and in medicine as an agent to improve the penetration of drugs applied to the skin. Formula: (CH3)2SO
- diphosphoglycerate — an ester of phosphoric acid and glyceric acid that occurs in the blood and that promotes the release of hemoglobin-bound oxygen.
- disability pension — a pension paid to people who are unable to continue to work because of a disability
- disproportionately — not proportionate; out of proportion, as in size or number.
- employment service — (in the United States) a government department established to collect and supply to the unemployed information about job vacancies and to employers information about availability of prospective workers
- ethnopsychological — Relating to ethnopsychology.
- family-size packet — a packet large enough to be suitable for a family
- flat-panel display — a type of thin, lightweight video display that uses liquid crystals or electroluminescence to reflect images.
- gestalt psychology — (sometimes lowercase) the theory or doctrine that physiological or psychological phenomena do not occur through the summation of individual elements, as reflexes or sensations, but through gestalts functioning separately or interrelatedly.
- hepatosplenomegaly — Enlargement of both the liver and spleen.
- hexaphosphorylated — (biochemistry) phosphorylated with six units of phosphoric acid.
- hilary of poitiers — Saint, a.d. c300–368, French bishop and theologian.
- hyperaldosteronism — aldosteronism.
- hypercholesteremia — Alternative spelling of hypercholesteraemia.
- hypernationalistic — a person devoted to nationalism.
- hyperphosphorylate — To phosphorylate fully.
- hypersexualisation — Alternative spelling of hypersexualization.
- hypersexualization — The act or process of hypersexualizing.
- hypophosphorylated — (biochemistry) phosphorylated to a less than normal extent, or less than fully.
- maternity hospital — birthing facility
- methylated spirits — ethyl alcohol denatured with methyl alcohol for the purpose of preventing its use as an alcoholic beverage.
- methylprednisolone — A synthetic glucocorticoid drug, with chemical formula C22H30O5.
- monophosphorylated — (biochemistry) phosphorylated with a single unit of phosphoric acid.
- nebular hypothesis — the theory that the solar system evolved from a mass of nebular matter: prominent in the 19th century following its precise formulation by Laplace.
- non-responsibility — the state or fact of being responsible, answerable, or accountable for something within one's power, control, or management.
- normally aspirated — A normally aspirated or naturally aspirated engine breathes air at atmospheric pressure.
- offset lithography — offset (def 6).
- payload specialist — an astronaut trained to handle highly complex or classified equipment carried aboard a space shuttle and to conduct experiments in space.
- payment by results — a system of wage payment whereby all or part of the wage varies systematically according to the level of work performance of an employee
- pellitory of spain — a small Mediterranean plant, Anacyclus pyrethrum, the root of which contains an oil formerly used to relieve toothache: family Asteraceae (composites)
- pennsylvania dutch — the descendants of 17th- and 18th-century settlers in Pennsylvania from southwest Germany and Switzerland.
- persistent cruelty — conduct causing fear of danger to the life or health of a spouse (used in matrimonial proceedings before magistrates)
- phanerocrystalline — (of a rock) having the principal constituents in the form of crystals visible to the naked eye.
- phosphatidylserine — any of a class of phospholipids occurring in biological membranes and fats
- physical chemistry — the branch of chemistry dealing with the relations between the physical properties of substances and their chemical composition and transformations.
- physical education — systematic instruction in sports, exercises, and hygiene given as part of a school or college program.
- physical inventory — To carry out a physical inventory is to count all the stock on hand.
- physical therapist — sb who performs physiotherapy
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