21-letter words containing d, i, f, o, r, m
- accommodation officer — a person employed by an institution or organization, whose job it is to find accommodation for the people who attend that institution, esp for students at a university or college
- afro-american studies — black studies.
- behavior modification — a technique that seeks to modify animal and human behavior through application of the principles of conditioning, in which rewards and reinforcements, or punishments, are used to establish desired habits, or patterns of behavior
- bichloride of mercury — mercuric chloride
- black-headed fireworm — the larva of any of several moths, as Rhopobota naevana (black-headed fireworm) which feeds on the leaves of cranberries and causes them to wither.
- bromine pentafluoride — a colorless, corrosive liquid, BrF 5 , used as an oxidizer in liquid rocket propellants.
- chloroformyl chloride — phosgene.
- clement of alexandria — Saint. original name Titus Flavius Clemens. ?150–?215 ad, Greek Christian theologian: head of the catechetical school at Alexandria; teacher of Origen. Feast day: Dec 5
- clostridium difficile — Clostridium difficile is a bacterium that causes severe diarrhoea. It is commonly found in hospitals. C.diff is also used.
- collimator viewfinder — a type of viewfinder in a camera
- come in from the cold — to come out of exile, isolation, etc.; resume an active role
- comfortably-furnished — containing comfortable furniture
- cosmological redshift — the part of the redshift of celestial objects resulting from the expansion of the universe.
- dark-field microscope — ultramicroscope
- department of justice — the department of the U.S. federal government charged with the responsibility for the enforcement of federal laws. Abbreviation: DOJ.
- 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.
- 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)
- dumfries and galloway — a region in S Scotland. 2460 sq. mi. (6371 sq. km).
- 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
- faculty board meeting — a meeting of the governing body of a faculty
- ferric sodium oxalate — an emerald-green, crystalline, extremely water-soluble salt, used in photography and blueprinting.
- flip someone the bird — give someone the finger (see phrase under finger)
- forward compatibility — (jargon) The ability to accept input from later versions of itself. Forward compatibility is harder to achieve than backward compatibility, since, in the backward case, the input format is know whereas a forward compatible system needs to cope gracefully with unknown future features. An example of future compatibility is the stipulation that a web browser should ignore HTML tags it does not recognise. See also extensible.
- fragmentation grenade — a grenade with a heavy metal casing that shatters, on exploding, into fragments that travel at high speed and with great force.
- freedom of expression — the unrestrained right to voice ideas, opinions, etc
- ground-effect machine — ACV (def 2).
- law of thermodynamics — any of three principles variously stated in equivalent forms, being the principle that the change of energy of a thermodynamic system is equal to the heat transferred minus the work done (first law of thermodynamics) the principle that no cyclic process is possible in which heat is absorbed from a reservoir at a single temperature and converted completely into mechanical work (second law of thermodynamics) and the principle that it is impossible to reduce the temperature of a system to absolute zero in a finite number of operations (third law of thermodynamics)
- mayor of casterbridge — a novel (1886) by Thomas Hardy.
- member of the wedding — a novel (1946) and play (1950) by Carson McCullers.
- myocardial infarction — heart attack. Abbreviation: MI.
- nominative of address — a noun naming the person to whom one is speaking.
- of time and the river — a novel (1935) by Thomas Wolfe.
- performance indicator — a quantitative or qualitative measurement, or any other criterion, by which the performance, efficiency, achievement, etc of a person or organization can be assessed, often by comparison with an agreed standard or target
- record of achievement — a statement of the personal and educational development of each pupil
- saint-maur-des-fosses — a town in N central France, near Paris, on the Marne River.
- the middle of nowhere — remote place
- to risk life and limb — If someone risks life and limb, they do something very dangerous that may cause them to die or be seriously injured.
- to take your mind off — If something takes your mind off a problem or unpleasant situation, it helps you to forget about it for a while.
- universal disk format — (storage, standard) (UDF) A CD-ROM file system standard that is required for DVD ROMs. UDF is the OSTA's replacement for the ISO 9660 file system used on CD-ROMs, but will be mostly used on DVD. DVD multimedia disks use UDF to contain MPEG audio and video streams. To read DVDs you need a DVD drive, the kernel driver for the drive, MPEG video support, and a UDF driver. DVDs containing both UDF filesystems and ISO 9660 filesystems can be read without UDF support. UDF can also be used by CD-R and CD-RW recorders in packet writing mode.
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