19-letter words containing e, m, t
- over-sentimentality — the quality or state of being sentimental or excessively sentimental.
- palomar observatory — an astronomical observatory situated on Palomar Mountain in S California, having a 200-inch (508-cm) reflecting telescope and a 48-inch (122-cm) Schmidt telescope.
- parametric equation — one of two or more equations expressing the location of a point on a curve or surface by determining each coordinate separately.
- parasympathomimetic — having an effect similar to that produced when the parasympathetic nervous system is stimulated
- parathyroid hormone — a polypeptide hormone, produced in the parathyroid glands, that helps regulate the blood levels of calcium and phosphate. Abbreviation: PTH.
- parliament building — structure housing legislative offices
- parliamentary agent — (in Britain) a person who is employed to manage the parliamentary business of a private group
- particle kinematics — Particle kinematics is the study of the movement of particles, without considering the forces that cause this movement.
- patent infringement — breach of copyright
- paumotu archipelago — Tuamotu Archipelago.
- peak listening time — the time at which the highest numbers of audiences are listening to the radio
- penecontemporaneous — formed during or shortly after the formation of the containing rock stratum: penecontemporaneous minerals.
- perfect competition — when neither producer nor consumer controls price
- performance anxiety — the stage fright that a person feels when they are about to perform (a play, piece of music etc) in front of an audience
- performance targets — the expected or predicted success level of an individual, company or organization
- peridental membrane — periodontal membrane.
- permanent secretary — the senior civil servant responsible for running a government ministry
- persecution complex — an acute irrational fear that other people are plotting one's downfall and that they are responsible for one's failures
- phacoemulsification — the removal of a cataract by first liquefying the affected lens with ultrasonic vibrations and then extracting it by suction.
- phakoemulsification — the removal of a cataract by first liquefying the affected lens with ultrasonic vibrations and then extracting it by suction.
- phenylthiocarbamide — a crystalline, slightly water-soluble solid, C 6 H 5 NHCSNH 2 , that is either tasteless or bitter, depending upon the heredity of the taster, and is used in medical genetics and as a diagnostic.
- photoelectric meter — an exposure meter using a photocell for the measurement of light intensity.
- photographic memory — total recall
- photopolymerization — polymerization induced by light.
- physical impairment — A physical impairment is a condition in which a part of a person's body is damaged or is not working properly.
- piggy-in-the-middle — Piggy-in-the-middle or pig-in-the-middle is a game in which two children throw a ball to each other and a child standing between them tries to catch it.
- pinwheel escapement — a clock escapement in which two pallets, usually of unequal length, alternately engage and release pins set on the escape wheel perpendicular to its plane of rotation.
- pistachio ice cream — ice cream flavoured with pistachios
- plastic deformation — In plastic deformation a material changes shape when a stress is applied to it and does not go back to its original state when the stress is removed.
- pleased to meet you — greeting
- pneumatic conveying — Pneumatic conveying is the movement of powdered or granulated solids using air.
- pneumogastric nerve — the vagus nerve.
- pointe-aux-trembles — a city in S Quebec, in E Canada, N of Montreal, on the St. Lawrence.
- polytene chromosome — a giant, cross-banded chromosome that results from multiple replication of its genetic material with the duplicated chromatin strands remaining closely associated.
- portobello mushroom — a dark mushroom, strong in flavor, having a broad, flat cap that is often grilled and eaten
- post office problem — (algorithm) Given a set of points (in N dimensions), find another point which minimises the sum of the distances from that point to each of the others.
- post-polio syndrome — Pathology. muscle weakness occurring several decades after recovery from a polio infection, caused by fatiguing of collateral nerve axons developed during physical rehabilitation.
- potassium bisulfate — a colorless, crystalline, water-soluble solid, KHSO 4 , used chiefly in the conversion of tartrates to bitartrates.
- potassium carbonate — a white, granular, water-soluble powder, K 2 CO 3 , used chiefly in the manufacture of soap, glass, and potassium salts.
- potassium hydroxide — a white, deliquescent, water-soluble solid, KOH, usually in the form of lumps, sticks, or pellets, that upon solution in water generates heat: used chiefly in the manufacture of soap, as a laboratory reagent, and as a caustic.
- potassium phosphate — any of the three orthophosphates of potassium ((potassium monophosphate) (K 2 HPO 4), (potassium diphosphate) (KH 2 PO 4), and (tripotassium phosphate) (K 3 PO 4) )
- preproduction model — a prototype of a product before the product goes into full-scale production
- presumption of fact — a presumption based on experience or knowledge of the relationship between a known fact and a fact inferred from it.
- preventive medicine — the branch of medical science that deals with prevention of disease.
- primary containment — Primary containment is the main means of preventing leaks and spills using equipment in direct content with the oil or gas being stored or transported.
- prime interest rate — prime rate.
- primitive methodist — a member of a Protestant denomination (Primitive Methodist Church) founded in England in 1812 and later established in the U.S., characterized by its adherence to the basic doctrines, principles, and practices taught by John Wesley.
- prismatic telescope — a telescope having an eyepiece at the side or top equipped with a reflecting prism, used for taking sights at steep angles.
- proctosigmoidoscope — sigmoidoscope.
- programmer's switch — (hardware) A button on the front of some Apple Macintosh computers which, when pressed, causes a command line prompt to appear. This gives access to the built-in mini-debugger, which has commands to dump memory, return to the application that was broken out, and others. A more sophisticated debugger must be installed in order to inspect breakpoints, etc.