surfing surfboarding surfriding | the sport of riding a surfboard toward the shore on the crest of a wave |
somatic cell nuclear transplantation somatic cell nuclear transfer SCNT nuclear transplantation | moving a cell nucleus and its genetic material from one cell to another |
nuclear terrorism | the use of a nuclear device by a terrorist organization to cause massive devastation or the use (or threat of use) of fissionable radioactive materials, assaults on nuclear power plants is one form of nuclear terrorism |
technology engineering | the practical application of science to commerce or industry |
aeronautical engineering | the activity of designing and constructing aircraft |
automotive technology automotive engineering | the activity of designing and constructing automobiles |
chemical engineering | the activity of applying chemistry to the solution of practical problems |
nuclear deterrence | the military doctrine that an enemy will be deterred from using nuclear weapons as long as he can be destroyed as a consequence, when two nations both resort to nuclear deterrence the consequence could be mutual destruction |
atomic warhead nuclear warhead thermonuclear warhead nuke | the warhead of a missile designed to deliver an atom bomb |
engineering engine room | a room (as on a ship) in which the engine is located |
nautilus nuclear submarine nuclear-powered submarine | a submarine that is propelled by nuclear power |
nuclear-powered ship | ship whose motive power comes from the energy of a nuclear reactor |
nuclear reactor reactor | (physics) any of several kinds of apparatus that maintain and control a nuclear reaction for the production of energy or artificial elements |
nuclear rocket | a rocket engine in which a nuclear reactor is used to heat a propellant |
nuclear weapon atomic weapon | a weapon of mass destruction whose explosive power derives from a nuclear reaction |
rationale principle | (law) an explanation of the fundamental reasons (especially an explanation of the working of some device in terms of laws of nature), the rationale for capital punishment, the principles of internalombustion engines |
working principle working rule | a rule that is adequate to permit work to be done |
fundamentals basics fundamental principle basic principle bedrock | principles from which other truths can be derived, first you must learn the fundamentals, let's get down to basics |
pleasure principle pleasure-pain principle pleasure-unpleasure principle | (psychoanalysis) the governing principle of the id, the principle that an infant seeks gratification and fails to distinguish fantasy from reality |
reality principle | (psychoanalysis) the governing principle of the ego, the principle that as a child grows it becomes aware of the real environment and the need to accommodate to it |
principle | a basic truth or law or assumption, the principles of democracy |
rudiment first rudiment first principle alphabet ABC ABC's ABCs | the elementary stages of any subject (usually plural), he mastered only the rudiments of geometry |
principle rule | a rule or law concerning a natural phenomenon or the function of a complex system, the principle of the conservation of mass, the principle of jet propulsion, the right-hand rule for inductive fields |
Archimedes' principle law of Archimedes | (hydrostatics) the apparent loss in weight of a body immersed in a fluid is equal to the weight of the displaced fluid |
Gestalt law of organization Gestalt principle of organization | a principle of Gestalt psychology that identifies factors leading to particular forms of perceptual organization |
Le Chatelier's principle Le Chatelier's law Le Chatelier principle Le Chatelier-Braun principle | the principle that if any change is imposed on a system that is in equilibrium then the system tends to adjust to a new equilibrium counteracting the change |
Pauli exclusion principle exclusion principle | no two electrons or protons or neutrons in a given system can be in states characterized by the same set of quantum numbers |
principle rule | a basic generalization that is accepted as true and that can be used as a basis for reasoning or conduct, their principles of composition characterized all their works |
principle | a rule or standard especially of good behavior, a man of principle, he will not violate his principles |
accounting principle accounting standard | a principle that governs current accounting practice and that is used as a reference to determine the appropriate treatment of complex transactions |
ethic moral principle value-system value orientation | the principles of right and wrong that are accepted by an individual or a social group, the Puritan ethic, a person with old-fashioned values |
legal principle judicial principle judicial doctrine | (law) a principle underlying the formulation of jurisprudence |
principle of relativity | (physics) a universal law that states that the laws of mechanics are not affected by a uniform rectilinear motion of the system of coordinates to which they are referred |
Occam's Razor Ockham's Razor principle of parsimony law of parsimony | the principle that entities should not be multiplied needlessly, the simplest of two competing theories is to be preferred |
principle of equivalence | (physics) the principle that an observer has no way of distinguishing whether his laboratory is in a uniform gravitational field or is in an accelerated frame of reference |
principle of liquid displacement | (hydrostatics) the volume of a body immersed in a fluid is equal to the volume of the displaced fluid |
principle of superposition Huygens' principle of superposition | the displacement of any point due to the superposition of wave systems is equal to the sum of the displacements of the individual waves at that point, the principle of superposition is the basis of the wave theory of light |
principle of superposition superposition principle superposition | (geology) the principle that in a series of stratified sedimentary rocks the lowest stratum is the oldest |
mass-action principle mass action | (neurology) the principle that the cortex of the brain operates as a coordinated system with large masses of neural tissue involved in all complex functioning |
localization of function localisation of function localization principle localisation principle localization localisation | (physiology) the principle that specific functions have relatively circumscribed locations in some particular part or organ of the body |
nuclear medicine | the branch of medicine that uses radioactive materials either to image a patient's body or to destroy diseased cells |
radiochemistry nuclear chemistry | the chemistry of radioactive substances |
nuclear physics atomic physics nucleonics | the branch of physics that studies the internal structure of atomic nuclei |
uncertainty principle indeterminacy principle | (quantum theory) the theory that it is impossible to measure both energy and time (or position and momentum) completely accurately at the same time |
engineering engineering science applied science technology | the discipline dealing with the art or science of applying scientific knowledge to practical problems, he had trouble deciding which branch of engineering to study |
aeronautical engineering | the branch of engineering science concerned with the design and construction of aircraft |
genetic engineering gene-splicing recombinant DNA technology | the technology of preparing recombinant DNA in vitro by cutting up DNA molecules and splicing together fragments from more than one organism |
chemical engineering | the branch of engineering that is concerned with the design and construction and operation of the plants and machinery used in industrial chemical processes |
civil engineering | the branch of engineering concerned with the design and construction of such public works as dams or bridges |
hydraulic engineering | the branch of civil engineering dealing with the use and control of water in motion |