21-letter words containing x, r, a
- active matrix display — (hardware) A type of liquid crystal display where each display element (each pixel) includes an active component such as a transistor to maintain its state between scans. Contrast passive matrix display.
- alexander archipelago — a group of over 1000 islands along the coast of SE Alaska
- alexander graham bell — Acton [ak-tuh n] /ˈæk tən/ (Show IPA) pen name of Anne Brontë.
- ammonioferric oxalate — ferric ammonium oxalate.
- axial-flow compressor — a device for compressing a gas by accelerating it tangentially by means of bladed rotors, to increase its kinetic energy, and then diffusing it through static vanes (stators), to increase its pressure
- banach-tarski paradox — (mathematics) It is possible to cut a solid ball into finitely many pieces (actually about half a dozen), and then put the pieces together again to get two solid balls, each the same size as the original. This paradox is a consequence of the Axiom of Choice.
- box-office attraction — something or something that persuades people to buy tickets for a film or play
- 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
- constant mesh gearbox — A constant mesh gearbox is a type of transmission in which all forward gear pairs remain engaged.
- crystallographic axis — one of the imaginary reference lines passing through the center of an ideal crystal, designated a, b, or c.
- deoxyribonucleic acid — DNA
- detoxification centre — a place that specializes in the treatment of alcoholism or drug addiction
- exposure compensation — the act of overriding a camera's automatic exposure in order to achieve a particular effect or due to difficult lighting conditions
- extended architecture — (storage) (XA) A CD-ROM drive specification required by Green Book CD-ROM and White Book CD-ROM formats. Drives labelled "XA ready" may require a firmware upgrade.
- extensible vax editor — (text, tool) (EVE) A DEC product implemented using DEC's Text Processing Utility (TPU).
- ferric sodium oxalate — an emerald-green, crystalline, extremely water-soluble salt, used in photography and blueprinting.
- foreign exchange rate — the rate that specifies how much the currency of a nation is worth in terms of the currency of another nation
- forward exchange rate — the exchange rate of a currency to be delivered at a later date
- fractional extraction — Fractional extraction is a process of extracting a liquid from a liquid, in which two solutes are separated, with one leaving in the extract and one in the raffinate.
- free-floating anxiety — chronic anxiety occurring for no identifiable cause
- gamma hydroxybutyrate — a substance that occurs naturally in the brain, used medically as a sedative but also as a recreational drug and alleged aphrodisiac: known as 'liquid ecstasy' when mixed with alcohol
- heliocentric parallax — the apparent displacement of an observed object due to a change in the position of the observer.
- hexachlorocyclohexane — (chemistry) A six-chlorine substituted cyclohexane, a polyhalogenated compound used in pesticides.
- maximum value theorem — the theorem that for a real-valued function f whose domain is a compact set, there is at least one element x in the domain of f for which f (x) achieves its largest value.
- multiplex transmitter — a transmitter that sends signals by multiplex
- near-death experience — A near-death experience is a strange experience that some people who have nearly died say they had when they were unconscious.
- nonexamination course — a course of study in which there are no examinations
- opposite-sex marriage — (broadly) any of the diverse forms of interpersonal union established in various parts of the world to form a familial bond that is recognized legally, religiously, or socially, granting the participating partners mutual conjugal rights and responsibilities and including, for example, opposite-sex marriage, same-sex marriage, plural marriage, and arranged marriage: Anthropologists say that some type of marriage has been found in every known human society since ancient times. See Word Story at the current entry.
- paradoxical intention — (in psychotherapy) the deliberate practice of a neurotic habit or thought, undertaken in order to remove it
- peroxydisulfuric acid — persulfuric acid (def 2).
- primary sex character — any of the body structures directly concerned in reproduction, as the testes, ovaries, and external genitalia.
- probable maximum loss — Probable maximum loss is the maximum amount of loss that can be expected under normal circumstances.
- program temporary fix — (programming) (PTF) (Colloquially: Probably This Fixes) An IBM sanctioned patch, often implemented using ZAP or SUPERZAP.
- relaxation oscillator — a nonsinusoidal oscillator, the timing of which is controlled by the charge and discharge time constants of resistance and capacitance components
- repatriation expenses — Repatriation expenses are the costs involved in transporting a claimant or their body back to their own country after they have been injured or killed in a foreign country.
- reverse polish syntax — postfix notation
- sir william alexander — Sir William (Alexander) 1867–1957, Scottish lexicographer and philologist.
- skew symmetric matrix — a matrix that is equal to the negation of its transpose
- to box someone's ears — If someone boxes a child's ears, they hit them on the side of their head as a punishment.
- to mix your metaphors — If you mix your metaphors, you use two conflicting metaphors. People do this accidentally, or sometimes deliberately as a joke.
- wholesale price index — an indicator of price changes in the wholesale market
- x-ray crystallography — the determination of the structure of a crystal by the use of x-ray diffraction.
- xeroderma pigmentosum — a rare inherited disease characterized by sensitivity to ultraviolet light, exposure resulting in lesions and tumors of the skin and eyes.
- xilinx netlist format — (language, electronics) (XNF) A Hardware Description Language for electronic circuit design, developed by Xilinx, Inc..
On this page, we collect all 21-letter words with X-R-A. It’s easy to find right word with a certain length. It is the easiest way to find 21-letter word that contains in X-R-A to use in Scrabble or Crossword puzzles