- arrow of time
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a) A term used to distinguish a direction of time within a four-dimensional relativistic view of the cosmos.
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arrow of time
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arrow of time — arrow of time, Physics. the direction in which time flows: »In most of the things we experience, the arrow of time, as it is called, is pointed firmly in the future (Science News). Accumulated starlight from the cycle subsequent to the one in… … Useful english dictionary
Arrow of time — This article is an overview of the subject. For a more technical discussion and for information related to current research, see Entropy (arrow of time). In the natural sciences, arrow of time, or time’s arrow, is a term coined in 1927 by British … Wikipedia
Entropy (arrow of time) — Entropy is the only quantity in the physical sciences that picks a particular direction for time, sometimes called an arrow of time. As one goes forward in time, the second law of thermodynamics says that the entropy of an isolated system can… … Wikipedia
Time's Arrow — may refer to:* Arrow of time, a direction of time on a four dimensional relativistic map of the world * Time s Arrow , a novel by Martin Amis * Time s Arrow , a short story by Arthur C. Clarke * Time s Arrow, Time s Cycle , a book by Stephen Jay… … Wikipedia
Time from NPL — Map showing the location of the Anthorn VLF transmitter within Cumbria … Wikipedia
Time — This article is about the measurement. For the magazine, see Time (magazine). For other uses, see Time (disambiguation). The flow of sand in an hourglass can be used to keep track of elapsed time. It also concretely represents the present as… … Wikipedia
Time in physics — In physics, the treatment of time is a central issue. It has been treated as a question of geometry. One can measure time and treat it as a geometrical dimension, such as length, and perform mathematical operations on it. It is a scalar quantity… … Wikipedia
Arrow (disambiguation) — An arrow is a projectile launched from a bow.Arrow may also refer to:→ symbolArrow (symbol), e.g. →, indicating direction or movement, including: * →, representing a vector in physics and mathematics. * →, representing a material implication in… … Wikipedia
Time — (Roget s Thesaurus) < N PARAG:Time >N GRP: N 1 Sgm: N 1 time time duration Sgm: N 1 period period term stage space span spell season Sgm: N 1 the whole time the whole time the whole period … English dictionary for students
Time zone — Timezone and TimeZone redirect here. For other uses, see Time zone (disambiguation). Local time redirects here. For the mathematical concept, see Local time (mathematics). This article is about time zones in general. For a list of time zones by… … Wikipedia
