18-letter words containing d, e, t, o, r

mental retardation — Usually Offensive. a developmental disorder characterized in varying degrees by a subnormal ability to learn, a substantially low IQ, and impaired social adjustment.
metabolic syndrome — Pathology. a group of medical conditions present simultaneously in a patient, as high blood pressure, low HDL cholesterol levels, and an excess of abdominal fat, that increases a person's risk of heart disease, stroke, and diabetes. Also called insulin resistance syndrome.
methylene chloride — a colorless, volatile liquid, CH 2 Cl 2 , used chiefly as a solvent, as a refrigerant, and as a local anesthetic in dentistry.
methylprednisolone — A synthetic glucocorticoid drug, with chemical formula C22H30O5.
microsoft extended — (computer) (MSX) A Range of computers created in an attempt by the industry to create a standard for home computers, similar to VHS did with home video. The basic MSX machine contained a Z80 CPU working at 3.58MHz. MSX machines were produced by such giants as Sony, Yamaha, Panasonic, Toshiba, Daewoo, and Philips. The MSX standard was designed by a company called ASCII in cooperation with Microsoft who provided a firmware version of its BASIC for the machine. Because this BASIC version was an extended version of MicroSoft Basic, it was called "MicroSoft eXtended BASIC"; Hence "MSX". Microsoft also produced MSX-DOS - a stripped-down version of MS-DOS. Extensions to the MSX included MSX2, MSX2+ and TurboR.
microwave detector — a device for recording the speed of a motorist
middle-of-the-road — favoring, following, or characterized by an intermediate position between two extremes, especially in politics; moderate.
midstream operator — A midstream operator is a company that gathers, transports, and processes natural gas or oil.
mineralocorticoids — Plural form of mineralocorticoid.
minority president — (in the US) a president who has been elected by the largest number of votes cast but not by a majority of the electorate
misunderestimation — (nonstandard) An inaccurate underestimation, or an act of misunderestimating.
mixed-flow turbine — a water turbine in which water flows radially and axially through the rotating vanes
modular arithmetic — arithmetic in which numbers that are congruent modulo a given number are treated as the same. Compare congruence (def 2), modulo, modulus (def 2b).
monophosphorylated — (biochemistry) phosphorylated with a single unit of phosphoric acid.
monte carlo method — a technique for numerically approximating the solution of a mathematical problem by studying the distribution of some random variable, often generated by a computer.
morphine addiction — the fact or condition of being addicted to morphine
motor torpedo boat — PT boat.
moving bed reactor — A moving bed reactor is a reactor in which a layer of catalyst in the form of granules is moved between a reaction area and a regeneration area.
multi-user dungeon — Multi-User Dimension
neighborhood watch — a neighborhood surveillance program or group in which residents keep watch over one another's houses, patrol the streets, etc., in an attempt to prevent crime.
network byte order — (networking) The order in which the bytes of a multi-byte number are transmitted on a network - most significant byte first (as in "big-endian" storage). This may or may not match the order in which numbers are normally stored in memory for a particular processor.
network redirector — (networking) An operating system driver that sends data to and receives data from a remote device. A network redirector often provides mechanisms to locate, open, read, write, and delete files and submit print jobs. It also makes available application services such as named pipes and mailslots. When an application needs to send or receive data from a remote device, it sends a call to the redirector. The redirector provides the functionality of the Application layer and Presentation layer of the OSI model. In Microsoft Networking, the network redirectors are implemented as installable file systems (IFS).
neurodevelopmental — Of or pertaining to the development of neurological pathways in the brain.
new forest disease — an infectious eye disease causing acute eye pain in cattle
nitrogen tetroxide — a poisonous compound, N 2 O 4 , occurring as a colorless, water-soluble solid or liquid, dissociating into NO 2 : used chiefly as an oxidizer, especially in rocket fuels, as a nitrating agent, and as an intermediate in the manufacture of nitric acid.
nominative-address — a noun naming the person to whom one is speaking.
non-discriminative — constituting a particular quality, trait, or difference; characteristic; notable.
non-understandable — capable of being understood; comprehensible.
nondestructiveness — The quality of not being destructive.
nonionic detergent — a detergent that is polar but does not ionize in aqueous solution.
nonstriated muscle — smooth muscle
normally aspirated — A normally aspirated or naturally aspirated engine breathes air at atmospheric pressure.
north bedfordshire — a city in Bedfordshire, in central England.
northeast corridor — the long, narrow strip of land between Boston, New York City, and Washington, D.C., containing many adjacent urban areas.
not breathe a word — to take air, oxygen, etc., into the lungs and expel it; inhale and exhale; respire.
obedience training — the training of an animal, especially a dog, to obey certain commands.
officer of the day — an officer who has charge of the guard and prisoners on an assigned day at a military installation. Abbreviation: OD, O.D., O.O.D.
on delicate ground — in a situation requiring tact
on the credit side — You say on the credit side in order to introduce one or more good things about a situation or person, usually when you have already mentioned the bad things about them.
on the danger list — critically ill in hospital
on the ragged edge — precariously close to loss of self-control, mental stability, etc.
one's heart bleeds — used to express sympathetic grief, but often used ironically
operation overlord — the codename for the Allied invasion (June 1944) of northern France
optical disc drive — optical disk drive
optical disk drive — (hardware) (Or "optical disc drive", "optical storage") A generic term for any device that reads and/or writes optical media, i.e. compact discs, DVDs and/or Blu-ray discs or future media that uses light (from a small laser) to read data off a removable, rotating disk. At least one such drive is commonly installed in most personal computers to allow them to play and/or record audio and video media and load and store data such as program installers. The floppy disk has been replaced by optical media due to its vastly greater capacity, e.g. 50,000 megabytes for a dual-layer blu-ray disc compared with 1.5 megabytes for a floppy (over 30,000 times as much).
order of australia — an order awarded to Australians for outstanding achievement or for service to Australia or to humanity at large; established in 1975
order of magnitude — You can use order of magnitude when you are giving an approximate idea of the amount or importance of something.
oriental almandine — a variety of corundum resembling almandine in colour and used as a gemstone
orthopedic surgery — corrective operation on bones or joints
osteitis deformans — Paget's disease.

Was this page helpful?

Yes No

Thank you for your feedback! Tell your friends about this page

Tell us why?