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18-letter words containing g, i, a, t

  • artificial gravity — a simulated gravity or sensation of weight established within a spacecraft by means of the craft's rotation, acceleration, or deceleration.
  • aseptic meningitis — a mild form of meningitis usually caused by one of several viruses, characterized by headache, fever, and neck stiffness.
  • assignment problem — (mathematics, algorithm)   (Or "linear assignment") Any problem involving minimising the sum of C(a, b) over a set P of pairs (a, b) where a is an element of some set A and b is an element of set B, and C is some function, under constraints such as "each element of A must appear exactly once in P" or similarly for B, or both. For example, the a's could be workers and the b's projects. The problem is "linear" because the "cost function" C() depends only on the particular pairing (a, b) and is independent of all other pairings.
  • assortative mating — the reproductive pairing of individuals that have more traits in common than would likely be the case if mating were random (contrasted with disassortative mating).
  • astrological chart — map of constellations at certain time
  • at sb's right hand — If someone is at a person's right hand, they work closely with that person so they can help and advise them.
  • at your fingertips — If you say that something is at your fingertips, you approve of the fact that you can reach it easily or that it is easily available to you.
  • atmospheric engine — an early form of single-acting engine in which the power stroke is provided by atmospheric pressure acting upon a piston in an exhausted cylinder.
  • attendance figures — the number of people present at events such as football matches or concerts
  • attention-grabbing — An attention-grabbing remark or activity is one that is intended to make people notice it.
  • augmented interval — an interval that is a half step greater than the corresponding major or perfect interval
  • autobiographically — In a autobiographical manner.
  • autogenic training — a technique for reducing stress through mental exercises to produce physical relaxation
  • autoignition point — the minimum temperature at which a substance will undergo spontaneous combustion.
  • 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.
  • avoirdupois weight — a British and American system of weights based on a pound of 16 ounces
  • axiological ethics — the branch of ethics dealing primarily with the relative goodness or value of the motives and end of any action.
  • balanced computing — (jargon)   Matching computer tools to job activities so that the computer system structure parallels the organisation structure and work functions. Both personal computers and employees operate in a decentralised environment with monitoring of achievement of management objectives from centralised corporate systems.
  • ballistocardiogram — a tracing made by a ballistocardiograph
  • band-tailed pigeon — a wild pigeon, Columba fasciata, of western North America, having a gray band on its tail.
  • bargaining counter — A bargaining counter is the same as a bargaining chip.
  • bartholin's glands — two small reddish-yellow glands, one on each side of the vaginal orifice, that secrete a mucous lubricating substance during sexual stimulation in females
  • be having a moment — If something or someone is having a moment, they are successful or popular at the present time.
  • be the image of sb — If you are the image of someone else, you look very much like them.
  • biological control — the control of destructive organisms by the use of other organisms, such as the natural predators of the pests
  • biological parents — the biological mother and father of a child
  • biological therapy — biotherapy
  • blackwater rafting — the sport of riding through underground caves on a large rubber tube
  • blocking capacitor — a capacitor that blocks the passage of direct current but allows alternating current to pass
  • bloggs family, the — An imaginary family consisting of Fred and Mary Bloggs and their children. Used as a standard example in knowledge representation to show the difference between extensional and intensional objects. For example, every occurrence of "Fred Bloggs" is the same unique person, whereas occurrences of "person" may refer to different people. Members of the Bloggs family have been known to pop up in bizarre places such as the DEC Telephone Directory. Compare Mbogo, Dr. Fred.
  • borosilicate glass — any of a range of heat- and chemical-resistant glasses, such as Pyrex, prepared by fusing together boron(III) oxide, silicon dioxide, and, usually, a metal oxide
  • branching fraction — (in branching) the proportion of the disintegrating nuclei that follow a particular branch to the total number of disintegrating nuclides
  • breathing exercise — an exercise intended to promote effective and healthy breathing and breath control
  • broadcasting house — any of a number of buildings in the UK from which the BBC broadcasts or has broadcast
  • building materials — materials such as bricks, cement, timber, etc
  • cabernet sauvignon — a black grape originally grown in the Bordeaux area of France, and now throughout the wine-producing world
  • cabinet government — parliamentary government.
  • calling convention — (programming)   The arrangement of arguments for a procedure or function call. Different programming languages may require arguments to be pushed onto a stack or entered in registers in left-to-right or right-to left order, and either the caller or the callee can be responsible for removing the arguments. The calling convention also determines if a variable number of arguments is allowed.
  • campaign furniture — furniture, as chests or desks, having metal hinges on the corners and handles on the sides.
  • carthaginian peace — the treaty by which Rome reduced Carthage to the status of a puppet state in 201 b.c.
  • cartilaginous fish — any fish of the class Chondrichthyes, including the sharks, skates, and rays, having a skeleton composed entirely of cartilage
  • catalogue raisonne — a descriptive catalogue, esp one covering works of art in an exhibition or collection
  • catalytic cracking — a method used in the petroleum industry for the cracking of petroleum by catalysis
  • catapult launching — the fact of launching aircraft into the air by a device installed in warships
  • categorial grammar — a theory that characterizes syntactic categories in terms of functions between classes of expressions. The basic classes are names (N) and sentences (S). Intransitive verbs are symbols for functions which take a name and yield a sentence (written S/N), adverbs form compound verbs from verbs (for example, run fast) and so are (S/N)/(S/N), etc
  • cationic detergent — a type of detergent in which the active part of the molecule is a positive ion (cation). Cationic detergents are usually quaternary ammonium salts and often also have bactericidal properties
  • ceiling decoration — a plaster moulding for the centre of a ceiling; other decoration, such as coving
  • celestial guidance — the guidance of a spacecraft or missile by reference to the position of one or more celestial bodies
  • celestial marriage — the rite or state of marriage, performed in a Mormon temple by the Church of Jesus Christ of Latter-day Saints and believed to continue beyond death.
  • centrifugal clutch — an automatic clutch in which the friction surfaces are engaged by weighted levers acting under centrifugal force at a certain speed of rotation
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