scientific theory


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Related to scientific theory: scientific method
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Noun1.scientific theory - a theory that explains scientific observations; "scientific theories must be falsifiable"
big bang theory, big-bang theory - (cosmology) the theory that the universe originated sometime between 10 billion and 20 billion years ago from the cataclysmic explosion of a small volume of matter at extremely high density and temperature
nebular hypothesis - (cosmology) the theory that the solar system evolved from a hot gaseous nebula
planetesimal hypothesis - (cosmology) the theory that the solar system was formed by the gravitational accumulation of planetesimals
continuous creation theory, steady state theory - (cosmology) the theory that the universe maintains a constant average density with matter created to fill the void left by galaxies that are receding from each other; "the steady state theory has been abandoned in favor of the big bang theory"
theory - a well-substantiated explanation of some aspect of the natural world; an organized system of accepted knowledge that applies in a variety of circumstances to explain a specific set of phenomena; "theories can incorporate facts and laws and tested hypotheses"; "true in fact and theory"
gravitational theory, Newton's theory of gravitation, theory of gravitation, theory of gravity - (physics) the theory that any two particles of matter attract one another with a force directly proportional to the product of their masses and inversely proportional to the square of the distance between them
organicism - theory that the total organization of an organism rather than the functioning of individual organs is the determinant of life processes
science, scientific discipline - a particular branch of scientific knowledge; "the science of genetics"
atomic theory - a theory of the structure of the atom
cell doctrine, cell theory - (biology) the theory that cells form the fundamental structural and functional units of all living organisms; proposed in 1838 by Matthias Schleiden and by Theodor Schwann
undulatory theory, wave theory, wave theory of light - (physics) the theory that light is transmitted as waves
corpuscular theory, corpuscular theory of light - (physics) the theory that light is transmitted as a stream of particles
kinetic theory, kinetic theory of gases - (physics) a theory that gases consist of small particles in random motion
Einstein's theory of relativity, relativity, relativity theory, theory of relativity - (physics) the theory that space and time are relative concepts rather than absolute concepts
supersymmetry - (physics) a theory that tries to link the four fundamental forces; "according to supersymmetry each force emerged separately during the big bang"
quantum theory - (physics) a physical theory that certain properties occur only in discrete amounts (quanta)
indeterminacy principle, uncertainty 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
germ theory - (medicine) the theory that all contagious diseases are caused by microorganisms
information theory - (computer science) a statistical theory dealing with the limits and efficiency of information processing
Arrhenius theory of dissociation, theory of dissociation, theory of electrolytic dissociation - (chemistry) theory that describes aqueous solutions in terms of acids (which dissociate to give hydrogen ions) and bases (which dissociate to give hydroxyl ions); the product of an acid and a base is a salt and water
evolutionism, theory of evolution, theory of organic evolution - (biology) a scientific theory of the origin of species of plants and animals
Ostwald's theory of indicators, theory of indicators - (chemistry) the theory that all indicators are either weak acids or weak bases in which the color of the ionized form is different from the color before dissociation
theory of inheritance - (biology) a theory of how characteristics of one generation are derived from earlier generations
association theory, associationism - (psychology) a theory that association is the basic principle of mental activity
atomism - (psychology) a theory that reduces all mental phenomena to simple elements (sensations and feelings) that form complex ideas by association
functionalism - a psychology based on the assumption that all mental process are useful to an organism in adapting to the environment
configurationism, Gestalt psychology - (psychology) a theory of psychology that emphasizes the importance of configurational properties
game theory, theory of games - (economics) a theory of competition stated in terms of gains and losses among opposing players
References in periodicals archive ?
Frye-Mack governs the admissibility of expert testimony that involves a novel scientific theory. It is a higher standard than the federal standard set forth in federal caselaw, known as the Daubert standard.
In 1974, after the first discovery of complex organic molecules and polymeric dust in interstellar space, they began to speculate that life arrived on Earth from elsewhere in the universe, and over the years added more evidence until the speculation transformed into a serious scientific theory that could be verified or falsified.
The world finally had a credible scientific theory that challenged the idea that the universe came into existence by the hand of a creator.
From changing average lifespans around the world and how astronomy provides a deeper recognition of mankind's place in the universe to how life began, At Least Know This distills the basics of scientific theory into a lesson anyone can absorb, and one which is inviting and fun to read.
He claims that old concepts are thrown out when an old scientific theory is superseded by a new scientific theory, just as a species loses some morphological features when it becomes a new species (Wray, 2011: 136).
However, while science policy is multi-dimensional involving political, social, moral and economic dimensions, among others, it should ultimately be based on scientific theory. And when there are gray areas in the applications of technology, scientific research should continue in order to further determine the risks.
Regarding the conservativeness argument, it proposes that mathematics is conservative in scientific theorising in the following terms, namely: "a mathematical theory, when combined with any nominalistic scientific theory, does not yield nominalistic consequences that could not have been derived from the nominalistic theory alone" (pp.
Rick Brattin, states, "If scientific theory concerning biological origin is taught in a course of study, biological evolution and biological intelligent design shall be taught." It also requires that "other scientific theory or theories of origin may be taught."
(For example, for Popper 2+2 = 4 is not a scientific theory for it cannot be verified scientifically.) If a theory is too broad, it is not falsifiable and hence non-scientific.
Both teachers who have accepted these courses had hiatus when guiding students to develop their product: (1) Teachers are inadequately comprehending the basic scientific theory of subjects of their science fair project; (2) Scientific verification is not scientificalness; (3) Verify facts which are already known; and (4) Be careless about the control variable.
In addition to these common misperceptions, Tzouvelekis also refutes the secular scientific theory of the 'Big Bang'; Superstring Theory; Hyperspace Theory; Dark Matter Theory; and several more prevailing scientific theories seeking to provide descriptive explanations of the Universe.
In order to prevent creationism from infiltrating science curriculum, as of January 1, 2013, all free schools in England are required to teach evolution as "a comprehensive and coherent scientific theory" or they will lose their federal funding.

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