Autogenesis may refer to:
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Abiogenesis
In biology, abiogenesis (from a- 'not' + Greek bios 'life' + genesis 'origin') or the origin of life is the natural process by which life has arisen from non-living matter, such as simple organic compounds. The prevailing scientific hypothes ...
, the origination of life from non-living things, as believed by Aristotle and in modern evolutionary theory
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Orthogenesis
Orthogenesis, also known as orthogenetic evolution, progressive evolution, evolutionary progress, or progressionism, is an obsolete biological hypothesis that organisms have an innate tendency to evolve in a definite direction towards some go ...
, a discredited evolutionary idea that hypothesised a directed teleological form of evolution
* "Christ the Autogenes" in
gnostic
Gnosticism (from grc, γνωστικός, gnōstikós, , 'having knowledge') is a collection of religious ideas and systems which coalesced in the late 1st century AD among Jewish and early Christian sects. These various groups emphasized pe ...
texts such as the
Secret Book of John
The ''Apocryphon of John'', also called the ''Secret Book of John'' or the ''Secret Revelation of John'', is a 2nd-century Sethian Gnostic Christian pseudographical text attributed to John the Apostle. It is one of the texts addressed by ...
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Autogeny, the reproductive strategy in insects in which the bodily food reserves of an adult female will support reproduction without feeding, particularly without a blood meal before oviposition
* The highest stage in the development of complex adaptive systems in
Viable System Theory Viable system theory (VST) concerns cybernetic processes in relation to the development/evolution of dynamical systems. They are considered to be living systems in the sense that they are complex and adaptive, can learn, and are capable of maintain ...
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Autogenesis, a proposed kind of thermodynamic synergy that the first living creature may have possessed
Autogenous may refer to:
* Autogenous tissue in
autotransplantation
Autotransplantation is the organ transplantation, transplantation of Organ (anatomy), organs, Biological tissue, tissues, or even particular proteins from one part of the body to another in the same person (''wikt:auto-, auto-'' meaning "self" ...
(tissue transplanted from elsewhere in an individual's own body)
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Autogenous weld
Autogenous welding is a form of welding in which the filler material is either supplied by melting the base material or is of identical composition. The weld may be formed entirely by melting parts of the base metal, and no additional filler rod is ...
, using no filler metal
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Autogenous grinding mill Autogenesis may refer to:
* Abiogenesis, the origination of life from non-living things, as believed by Aristotle and in modern evolutionary theory
* Orthogenesis, a discredited evolutionary idea that hypothesised a directed teleological form of evo ...
, in which ore grinds itself through tumbling impacts
* Autogenous models for the origins of cellular features, such as
membrane-bound organelles or
flagella
A flagellum (; ) is a hairlike appendage that protrudes from certain plant and animal sperm cells, and from a wide range of microorganisms to provide motility. Many protists with flagella are termed as flagellates.
A microorganism may have f ...
* Autogenous
pyrometallurgy
Pyrometallurgy is a branch of extractive metallurgy. It consists of the thermal treatment of minerals and metallurgical ores and concentrates to bring about physical and chemical transformations in the materials to enable recovery of valuable ...
, in which the feedstock contains enough combustible material to fuel its own heating
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Autogenous training, a psychological technique for guiding one's own thoughts, feelings, or behaviors
Autogenic may refer to:
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Autogenic training
Autogenic training is a desensitization-relaxation technique developed by the German psychiatrist Johannes Heinrich Schultz by which a psychophysiologically determined relaxation response is obtained. The technique was first published in 1932. S ...
, a desensitization-relaxation technique to alleviate stress
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Autogenic succession "Auto-" meaning self or same, and "-genic" meaning producing or causing. Autogenic succession refers to ecological succession driven by biotic factors within an ecosystem and although the mechanisms of autogenic succession have long been debated, t ...
, ecological change driven by the organisms present in an environment
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Autogenic inhibition reflex, by which a muscle under high tension relaxes itself to avoid injury
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