NATURAL ACTION

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 Dictionary entry overview: What does natural action mean? 

• NATURAL ACTION (noun)
  The noun NATURAL ACTION has 1 sense:

1. a process existing in or produced by nature (rather than by the intent of human beings)

  Familiarity information: NATURAL ACTION used as a noun is very rare.

 Dictionary entry details 

• NATURAL ACTION (noun)

Sense 1

Meaning:

A process existing in or produced by nature (rather than by the intent of human beings)

Classified under:

Nouns denoting natural processes

Synonyms:

action; activity; natural action; natural process

Context example:

volcanic activity

Hypernyms ("natural action" is a kind of...):

physical process; process (a sustained phenomenon or one marked by gradual changes through a series of states)

Hyponyms (each of the following is a kind of "natural action"):

nuclear reaction ((physics) a process that alters the energy or structure or composition of atomic nuclei)

saltation ((geology) the leaping movement of sand or soil particles as they are transported in a fluid medium over an uneven surface)

release (a process that liberates or discharges something)

precession of the equinoxes (a slow westward shift of the equinoxes along the plane of the ecliptic caused by precession of the Earth's axis of rotation)

phase change; phase transition; physical change; state change (a change from one state (solid or liquid or gas) to another without a change in chemical composition)

pair creation; pair formation; pair production (the transformation of a gamma-ray photon into an electron and a positron when the photon passes close to an atomic nucleus)

oxygenation (the process of providing or combining or treating with oxygen)

oscillation (the process of oscillating between states)

opacification (the process of becoming cloudy or opaque)

scattering (the physical process in which particles are deflected haphazardly as a result of collisions)

materialisation; materialization (the process of coming into being; becoming reality)

magnetic induction; magnetisation; magnetization (the process that makes a substance magnetic (temporarily or permanently))

leach; leaching (the process of leaching)

ionisation; ionization (the process of ionizing; the formation of ions by separating atoms or molecules or radicals or by adding or subtracting electrons from atoms by strong electric fields in a gas)

ion exchange (a process in which ions are exchanged between a solution and an insoluble (usually resinous) solid; widely used in industrial processing)

inactivation (the process of rendering inactive)

curing; hardening; set; solidification; solidifying (the process of becoming hard or solid by cooling or drying or crystallization)

geologic process; geological process ((geology) a natural process whereby geological features are modified)

sericulture (raising silkworms in order to obtain raw silk)

sink ((technology) a process that acts to absorb or remove energy or a substance from a system)

soak; soakage; soaking (the process of becoming softened and saturated as a consequence of being immersed in water (or other liquid))

softening (the process of becoming softer)

sorption (the process in which one substance takes up or holds another (by either absorption or adsorption))

source ((technology) a process by which energy or a substance enters a system)

rigidification; rigidifying; stiffening (the process of becoming stiff or rigid)

stimulation ((physiology) the effect of a stimulus (on nerves or organs etc.))

ecological succession; succession ((ecology) the gradual and orderly process of change in an ecosystem brought about by the progressive replacement of one community by another until a stable climax is established)

natural selection; selection; survival; survival of the fittest (a natural process resulting in the evolution of organisms best adapted to the environment)

synergism; synergy (the working together of two things (muscles or drugs for example) to produce an effect greater than the sum of their individual effects)

temperature change (a process whereby the degree of hotness of a body (or medium) changes)

transduction (the process whereby a transducer accepts energy in one form and gives back related energy in a different form)

transpiration (the passage of gases through fine tubes because of differences in pressure or temperature)

vitrification (the process of becoming vitreous)

centrifugation (the process of separating substances of different densities by the use of a centrifuge)

demagnetisation; demagnetization (the process of removing magnetization)

decay (the process of gradually becoming inferior)

clotting; coagulation; curdling (the process of forming semisolid lumps in a liquid)

convection ((meteorology) the vertical movement of heat or other properties by massive motion within the atmosphere)

condensation (the process of changing from a gaseous to a liquid or solid state)

concretion (the formation of stonelike objects within a body organ (e.g., the kidneys))

chromatography (a process used for separating mixtures by virtue of differences in absorbency)

chemical action; chemical change; chemical process ((chemistry) any process determined by the atomic and molecular composition and structure of the substances involved)

desorption (changing from an adsorbed state on a surface to a gaseous or liquid state)

capture (a process whereby a star or planet holds an object in its gravitational field)

capture (any process in which an atomic or nuclear system acquires an additional particle)

antiredeposition (the process of preventing redeposition)

aeration (the process of exposing to air (so as to purify))

adiabatic process ((thermodynamics) any process that occurs without gain or loss of heat)

acidification (the process of becoming acid or being converted into an acid)

absorption ((physics) the process in which incident radiated energy is retained without reflection or transmission on passing through a medium)

radiation (the spread of a group of organisms into new habitats)

diffusion ((physics) the process in which there is movement of a substance from an area of high concentration of that substance to an area of lower concentration)

disintegration; dissolution (separation into component parts)

distillation; distillment (the process of purifying a liquid by boiling it and condensing its vapors)

drift (the gradual departure from an intended course due to external influences (as a ship or plane))

effervescence (the process of bubbling as gas escapes)

cataphoresis; dielectrolysis; electrophoresis; ionophoresis (the motion of charged particles in a colloid under the influence of an electric field; particles with a positive charge go to the cathode and negative to the anode)

ecesis; establishment ((ecology) the process by which a plant or animal becomes established in a new habitat)

extinction (the reduction of the intensity of radiation as a consequence of absorption and radiation)

extraction (the process of obtaining something from a mixture or compound by chemical or physical or mechanical means)

feedback (the process in which part of the output of a system is returned to its input in order to regulate its further output)

filtration (the process whereby fluids pass through a filter or a filtering medium)

flocculation (the process of flocculating; forming woolly cloudlike aggregations)

flow (any uninterrupted stream or discharge)

formation (natural process that causes something to form)

fossilisation; fossilization (the process of fossilizing a plant or animal that existed in some earlier age; the process of being turned to stone)

 Context examples 

The natural action of a man in pursuing a little boy would be to run after him.

(The Return of Sherlock Holmes, by Sir Arthur Conan Doyle)

“What a providential thing that this young man should press his right thumb against the wall in taking his hat from the peg! Such a very natural action, too, if you come to think of it.”

(The Return of Sherlock Holmes, by Sir Arthur Conan Doyle)