21-letter words containing r, o, m, a, n, s
- 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
- 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
- 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.
- dacryocystorhinostomy — A surgical procedure to restore the flow of tears into the nose from the lacrimal sac when the nasolacrimal duct does not function.
- darken someone's door — to visit someone
- 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 defense — the department of the U.S. federal government charged with ensuring that the military capacity of the U.S. is adequate to safeguard the national security. Abbreviation: DOD.
- department of justice — the department of the U.S. federal government charged with the responsibility for the enforcement of federal laws. Abbreviation: DOJ.
- diapason normal pitch — a standard of pitch in which A above middle C is established at 435 vibrations per second.
- disassortative mating — the reproductive pairing of individuals that have traits more dissimilar than would likely be the case if mating were random (contrasted with assortative mating).
- discriminant function — a linear function of measurements of different properties of an object or event that is used to assign the object or event to one population or another (discriminant analysis)
- disk operating system — DOS.
- 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.
- drop in someone's lap — give someone the responsibility of
- dumfries and galloway — a region in S Scotland. 2460 sq. mi. (6371 sq. km).
- eastern european time — a standard time used by some countries in Eastern Europe, such as Finland, Romania, etc and also some countries of the Middle East and North Africa
- 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.
- 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
- environmental studies — a university course studying the environment and related issues
- exposure compensation — the act of overriding a camera's automatic exposure in order to achieve a particular effect or due to difficult lighting conditions
- false memory syndrome — a psychological condition in which a person believes that he or she remembers events that have not actually occurred.
- false-memory syndrome — a psychological condition in which a person believes that he or she remembers events that have not actually occurred.
- 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.
- frequent wash shampoo — a shampoo whose mildness allows it to be used frequently
- from dan to beersheba — from one end of Israel to the other: Judg. 20:1
- gastrohepatic omentum — lesser omentum.
- gender disappointment — a feeling of depression or anxiety experienced by an expectant parent when the gender of the baby does not match his or her preference
- general of the armies — a special rank held by John J. Pershing, equivalent to general of the army.
- get in someone's hair — any of the numerous fine, usually cylindrical, keratinous filaments growing from the skin of humans and animals; a pilus.
- grease someone's palm — the part of the inner surface of the hand that extends from the wrist to the bases of the fingers.
- great smoky mountains — the W part of the Appalachians, in W North Carolina and E Tennessee. Highest peak: Clingman's Dome, 2024 m (6642 ft)
- have a strong stomach — not to be prone to nausea
- have someone's number — a numeral or group of numerals.