18-letter words containing a, d, v, e, r, t
- individual liberty — the liberty of an individual to exercise freely those rights generally accepted as being outside of governmental control.
- inductive relation — A relation R between domains D and E is inductive if for all chains d1 .. dn in D and e1 .. en in E,
- industrial vehicle — a vehicle designed for use in industry
- labrador retriever — one of a breed of retrievers having a short, thick, oily, solid black or yellow coat, raised originally in Newfoundland.
- lunitidal interval — the period of time between the moon's transit and the next high lunar tide.
- microwave detector — a device for recording the speed of a motorist
- 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.
- native advertising — advertising content on a website that conforms to the design and format of the site and is integrated into the site’s usual content: native advertising that is almost indistinguishable from the paper’s news stories.
- neurodevelopmental — Of or pertaining to the development of neurological pathways in the brain.
- nominative-address — a noun naming the person to whom one is speaking.
- non-discriminative — constituting a particular quality, trait, or difference; characteristic; notable.
- 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 The floppy disk has been replaced by optical media due to its vastly greater capacity, e.g. 50,000 megabytes for a dual-layer blu-ray disc compared with 1.5 megabytes for a floppy (over 30,000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).
- over and done with — If you say that something is over and done with, you mean that it is completely finished and you do not have to think about it any more.
- overdraft facility — a facility (of a bank or building-society cheque account) that allows a withdrawal of money in excess of the account's credit balance
- overdraft interest — interest charged on money withdrawn in excess of the credit balance of a bank or building society account
- overhead projector — over one's head; aloft; up in the air or sky, especially near the zenith: There was a cloud overhead.
- overidentification — an act or instance of identifying; the state of being identified.
- partial derivative — the derivative of a function with respect to one of its variables with all other variables held constant.
- positively charged — having a positive charge
- postviral syndrome — debilitating condition occurring as a sequel to viral illness
- preservation order — In Britain, a preservation order is an official order that makes it illegal for anyone to alter or destroy something such as an old building or an area of countryside.
- racially motivated — motivated by (the hate or prejudice of) someone's race
- radioactive dating — any method of determining the age of earth materials or objects of organic origin based on measurement of either short-lived radioactive elements or the amount of a long-lived radioactive element plus its decay product.
- radioactive series — a succession of elements initiated in the radioactive decay of a parent, as thorium or uranium, each of which decays into the next until a stable element, usually lead, is produced.
- rapid eye movement — rapidly shifting, continuous movements of the eyes beneath closed lids during the stage of sleep characterized by dreaming.
- redevelopment area — an urban area in which all or most of the buildings are demolished and rebuilt
- second triumvirate — the coalition and joint rule of the Roman Empire by Antony, Lepidus, and Octavian, begun in 43 bc
- self-advertisement — a paid announcement, as of goods for sale, in newspapers or magazines, on radio or television, etc.
- service department — a repair shop
- standard deviation — a measure of dispersion in a frequency distribution, equal to the square root of the mean of the squares of the deviations from the arithmetic mean of the distribution.
- tardive dyskinesia — a disorder characterized by restlessness and involuntary rolling of the tongue or twitching of the face, trunk, or limbs, usually occurring as a complication of long-term therapy with antipsychotic drugs.
- tender loving care — considerate and kindly care, as of someone who is ill, upset, etc
- the operative word — If you describe a word as the operative word, you want to draw attention to it because you think it is important or exactly true in a particular situation.
- three-day eventing — participation in a three day equestrian competition consisting of dressage, cross-country jumping, and stadium jumping
- to be above ground — to be alive
- vectorcardiography — a method of determining the direction and magnitude of the electrical forces of the heart.
- venezia tridentina — a former department in N Italy, now forming the greater part of the region of Trentino-Alto Adige.
- videotape recorder — a device for recording television programs on magnetic tape for delayed transmission or for storage.
- winged everlasting — a bushy composite plant, Ammobium alatum, of Australia, having winged branches, javelin-shaped leaves, and white flowers.