18-letter words containing ra
- (go) off the rails — (to go) off the proper course
- abd-er-rahman khan — 1830?–1901, amir of Afghanistan 1880–1901.
- abstract data type — (programming) (ADT) A kind of data abstraction where a type's internal form is hidden behind a set of access functions. Values of the type are created and inspected only by calls to the access functions. This allows the implementation of the type to be changed without requiring any changes outside the module in which it is defined. A classic example of an ADT is a stack data type for which functions might be provided to create an empty stack, to push values onto a stack and to pop values from a stack.
- academie francaise — French Academy.
- accelerated reader — a teaching device into which a page of reading material is inserted and advanced one line at a time, gradually increasing the speed to accelerate and improve one's rate of reading comprehension.
- accident insurance — insurance providing compensation for accidental injury or death
- acquired character — a modification of structure or function caused by environmental factors: now generally regarded as not inheritable
- adaptive radiation — evolution of a number of divergent species from a common ancestor, each species becoming adapted to occupy a different environment. This type of evolution occurred in the Tertiary manuals and the Mesozoic reptiles
- administrative law — law relating to the control of government power
- admirable crichton — a comedy (1902) by Sir James M. Barrie.
- aerial photography — Aerial photography is the process of taking photographs of an area from above, for example from an airplane or mast.
- aggravated assault — an offence in which a person attacks someone physically, made more serious by its violent circumstances
- aggravated robbery — a robbery made more serious by its violent circumstances
- agricultural agent — county agent.
- algebraic equation — an equation in the form of a polynomial having a finite number of terms and equated to zero, as 2 x 3 + 4 x 2 − x + 7 = 0.
- algebraic function — any function which can be constructed in a finite number of steps from the elementary operations and the inverses of any function already constructed
- algebraic geometry — the study of sets that are defined by algebraic equations.
- algebraic notation — the standard method of denoting the squares on the chessboard, by allotting a letter, a, b, c, up to h, to each of the files running up the board from White's side, starting from the left, and a number to each of the ranks across the board, starting with White's first rank
- algebraic topology — the branch of mathematics that deals with the application of algebraic methods to topology, especially the study of homology and homotopy.
- alphaphotographics — A display made up of text characters combined with high-resolution photographic images (proposed as a future form of videotex).
- alternate straight — a hand consisting of five cards following one another by two in order of denomination, as a five, seven, nine, jack, and king, being of special value in certain games.
- alumina trihydrate — a crystalline, water-insoluble powder, Al(OH) 3 or Al 2 O 3 ⋅3H 2 O, obtained chiefly from bauxite: used in the manufacture of glass, ceramics, and printing inks, in dyeing, and in medicine as an antacid and in the treatment of ulcers.
- amdahl corporation — (company) A US computer manufacturer. Amdahl is a major supplier of large mainframes, UNIX and Open Systems software and servers, data storage subsystems, data communications products, applications development software, and a variety of educational and consulting services. Amdahl products are sold in more than 30 countries for use in both open systems and IBM plug-compatible mainframe computing environments. Quarterly sales $397M, profits $13M (Aug 1994). In 1997 Amdahl became a division of Fujitsu.
- american cranberry — See under cranberry (def 1).
- ammonium purpurate — murexide.
- angiocardiographic — Relating to angiocardiography.
- anti-aircraft fire — the discharging of weapons, artillery, etc aimed at destroying enemy aircraft
- anticholinesterase — any of a group of substances that inhibit the action of cholinesterase
- aorangi-mount cook — the official name for Mount Cook
- apparatus criticus — textual notes, list of variant readings, etc, relating to a document, esp in a scholarly edition of a text
- appraisal drilling — (in the oil industry) drilling carried out once oil or gas has been discovered in order to assess the extent of the field, the reserves, the possible rate of production, and the properties of the oil or gas
- arachibutyrophobia — Fear of peanut butter sticking to the roof of one's mouth.
- arbitration clause — a clause in a contract laying down that disputes between the parties should be settled by arbitration
- artificial gravity — a simulated gravity or sensation of weight established within a spacecraft by means of the craft's rotation, acceleration, or deceleration.
- at a rate of knots — very fast
- attention-grabbing — An attention-grabbing remark or activity is one that is intended to make people notice it.
- australian doubles — an unusual formation in doubles in which the server's partner is positioned on the same side of the court as the server.
- australian terrier — a small wire-haired breed of terrier similar to the cairn
- australopithecines — Plural form of australopithecine.
- autobiographically — In a autobiographical manner.
- autogenic training — a technique for reducing stress through mental exercises to produce physical relaxation
- automatic tracking — a radar tracking system in which an automatic device uses the echo signal from the tracked object to keep the radar constantly beamed on target and to compute the range of the object.
- aviation insurance — Aviation insurance is insurance cover for aircraft, and for damage, injury, or loss of life or cargo while traveling on aircraft.
- awnless bromegrass — Hungarian bromegrass.
- back end generator — (tool) (BEG) A code generator developed by H. Emmelmann et al at GMD, University Karlsruhe, Germany. Its input language is Back End Generator Language (BEGL).
- ballistocardiogram — a tracing made by a ballistocardiograph
- banded rattlesnake — timber rattlesnake.
- basal conglomerate — a conglomerate deposited on an erosion surface and constituting the bottom layer of a stratigraphic series.
- behavioral science — any of several studies, as sociology, psychology, anthropology, etc., that examine human activities in an attempt to discover recurrent patterns and to formulate rules about social behavior
- bel and the dragon — a book of the Apocrypha that is included as chapter 14 of Daniel in the Douay Bible.
On this page, we collect all 18-letter words with RA. It’s easy to find right word with a certain length. It is the easiest way to find 18-letter word that contains RA to use in Scrabble or Crossword puzzles.