21-letter words containing a, n, m, o, r
- datamatic corporation — Honeywell
- dead from the neck up — stupid or unintelligent
- 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.
- dew-point temperature — the temperature to which air must be cooled, at a given pressure and water-vapor content, for it to reach saturation; the temperature at which dew begins to form.
- diapason normal pitch — a standard of pitch in which A above middle C is established at 435 vibrations per second.
- differential geometry — the branch of mathematics that deals with the application of the principles of differential and integral calculus to the study of curves and surfaces.
- 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).
- dynamic drive overlay — (storage, software) (DDO) Software to allow a system BIOS that does not support Logical Block Addressing to access drives larger than 528 MB. The alternatives are to update the system BIOS or install an EIDE controller card with a suitable on-board BIOS.
- earthmoving equipment — machines, such as bulldozers, that are used for excavating and moving large quantities of earth
- 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 field — a field of force associated with a moving electric charge equivalent to an electric field and a magnetic field at right angles to each other and to the direction of propagation
- 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
- enharmonic modulation — a change of key achieved by regarding a note in one key as an equivalent note in another. Thus E flat in the key of A flat could be regarded as D sharp in the key of B major
- 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
- faculty board meeting — a meeting of the governing body of a faculty
- 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.
- flotation compartment — in a boat, an enclosed section filled with air or gas to give buoyancy
- fort lesley j. mcnair — a military reservation in SW Washington, D.C., on the Potomac River, SW of the Capitol.
- fragmentation grenade — a grenade with a heavy metal casing that shatters, on exploding, into fragments that travel at high speed and with great force.
- 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.
- frankfort on the main — a city in W central Germany, on the Main River.
- 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
- functional imperative — a requirement for the survival of any social system, as communication, control of conflict, or socialization.
- garden of remembrance — an area of land containing cultivated plants, trees, etc, to commemorate the dead
- 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 court-martial — a court-martial having the authority to try any offense against military law and to impose a sentence of dishonorable discharge or of death when provided by law.
- general of the armies — a special rank held by John J. Pershing, equivalent to general of the army.
- gentleman of the road — a highwayman.
- george bryan brummell — George Bryan II, Beau Brummell.
- get in someone's hair — any of the numerous fine, usually cylindrical, keratinous filaments growing from the skin of humans and animals; a pilus.
- glen of imaal terrier — a strongly-built medium-sized variety of terrier with a medium-length coat and short forelegs
- government department — a sector of a national or state government that deals with a particular area of interest
- government in waiting — a political group which is hoping to be elected to govern in the near future