21-letter words containing m, e, r, c, a, s
- comparison microscope — a microscope having two objective lenses and using a system of prisms to form in one eyepiece adjacent images of two different objects.
- compensation neurosis — an unconscious attempt to retain physical or psychological symptoms of illness when some advantage may be obtained (distinguished from malingering).
- complete metric space — (theory) A metric space in which every sequence that converges in itself has a limit. For example, the space of real numbers is complete by Dedekind's axiom, whereas the space of rational numbers is not - e.g. the sequence a[0]=1; a[n_+1]:=a[n]/2+1/a[n].
- completing the square — a method, usually of solving quadratic equations, by which a quadratic expression, as x 2 − 4 x + 3, is written as the sum or difference of a perfect square and a constant, x 2 − 4 x + 4 + 3 − 4 = (x − 2) 2 − 1, by addition and subtraction of appropriate constant terms.
- computer aided design — (application) (CAD) The part of CAE concerning the drawing or physical layout steps of engineering design. Often found in the phrase "CAD/CAM" for ".. manufacturing".
- computer-aided design — the use of computer techniques in designing products, esp involving the use of computer graphics
- confirm a reservation — If you confirm a reservation, you inform someone who has booked a room at a hotel that the reservation is definite.
- constant mesh gearbox — A constant mesh gearbox is a type of transmission in which all forward gear pairs remain engaged.
- consummatory behavior — a behavior pattern that occurs in response to a stimulus and that achieves the satisfaction of a specific drive, as the eating of captured prey by a hungry predator (distinguished from appetitive behavior).
- coronal mass ejection — a cloud of particles ejected from the sun's surface during a solar flare
- cosmological argument — one of the arguments that purport to prove the existence of God from empirical facts about the universe, esp the argument to the existence of a first cause
- cosmological redshift — the part of the redshift of celestial objects resulting from the expansion of the universe.
- counterdemonstrations — Plural form of counterdemonstration.
- court of common pleas — (formerly) a superior court exercising jurisdiction in civil actions between private citizens
- crankcase compression — Crankcase compression is the method of starting some smaller two-stroke engines, where the mixture charge is compressed in a sealed crankcase by the descending piston before passing to the combustion chamber.
- criminal conversation — (formerly) a common law action brought by a husband by which he claimed damages against an adulterer
- croscarmellose sodium — Croscarmellose sodium is a substance used in tablets and capsules as a disintegrant.
- cross-cousin marriage — marriage between the children of a brother and sister.
- customer satisfaction — When customers are pleased with the goods or services they have bought, you can refer to customer satisfaction.
- dark-field microscope — ultramicroscope
- decompression chamber — a chamber in which the pressure of air can be varied slowly for returning people from abnormal pressures to atmospheric pressure without inducing decompression sickness
- democratic centralism — the Leninist principle that policy should be decided centrally by officials, who are nominally democratically elected
- department of justice — the department of the U.S. federal government charged with the responsibility for the enforcement of federal laws. Abbreviation: DOJ.
- draft once reuse many — (jargon) (DORUM) Reusing parts of a document to produce parts of an entirely new document. The term normally refers to text documents but the practise is equally common in programming.
- electric displacement — the electric flux density when an electric field exists in free space into which a dielectric is introduced
- electroencephalograms — Plural form of electroencephalogram.
- electromagnetic pulse — a surge of electromagnetic radiation, esp one resulting from a nuclear explosion, which can disrupt electronic devices and, occasionally, larger structures and equipment
- electronystagmography — A diagnostic test to record involuntary movements of the eye caused by a condition known as nystagmus. It can also be used to diagnose the cause of vertigo, dizziness or balance dysfunction by testing the vestibular system.
- embarras de richesses — a superfluous abundance of options, from which one finds it difficult to select
- emotional correctness — pressure on an individual to be seen to feel the same emotion as others
- endoplasmic reticulum — an extensive intracellular membrane system whose functions include synthesis and transport of lipids and, in regions where ribosomes are attached, of proteins
- entrance requirements — the grades in school examinations required for admission to university
- exposure compensation — the act of overriding a camera's automatic exposure in order to achieve a particular effect or due to difficult lighting conditions
- ferric sodium oxalate — an emerald-green, crystalline, extremely water-soluble salt, used in photography and blueprinting.
- fort lesley j. mcnair — a military reservation in SW Washington, D.C., on the Potomac River, SW of the Capitol.
- framing specification — A specification of the "protocol bits" that surround the "data bits" on a communications channel to allow the data to be "framed" into chunks, like start and stop bits in EIA-232. It allows a receiver to synchronize at points along the data stream.
- franco-belgian system — French system.
- gastrohepatic omentum — lesser omentum.
- have a strong stomach — not to be prone to nausea
- henry steele commager — Henry Steele, 1902–98, U.S. historian, author, and teacher.
- highest common factor — greatest common divisor. Abbreviation: H.C.F.
- hindu-arabic numerals — Arabic numeral.
- hypercholesterolaemia — the condition of having a high concentration of cholesterol in the blood
- imprecise probability — (probability) A probability that is represented as an interval (as opposed to a single number) included in [0,1].
- in good circumstances — (of a person) in a good financial situation
- in no uncertain terms — If you say that someone tells a person something in no uncertain terms, you are emphasizing that they say it strongly and clearly so that there is no doubt about what they mean.
- in saecula saeculorum — for ever and ever.
- infectious ectromelia — ectromelia (def 2).
- information scientist — someone who works in information science
- irish republican army — an underground Irish nationalist organization founded to work for Irish independence from Great Britain: declared illegal by the Irish government in 1936, but continues activity aimed at the unification of the Republic of Ireland and Northern Ireland. Abbreviation: IRA, I.R.A.