Category: A
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Alternative futures
A method used by futurists to identify and forecast possible scenarios based on current trends.
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Alternative education
An educational program consisting of unconventional experiences for learners who are inadequately served or taught in regular classes. Alternatives include schools without walls, street academies, free schools, and second-chance schools, alternative school.
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Alternative conditions
In research, conditions sufficient for an effect to occur, but since the effect may occur in the absence of the conditions as well, they are not necessary.
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Alternative certification
In education, teacher licensure obtained through other than traditional course work in education courses.
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Alternative birth center
A hospital setting that is an alternative to home birth and traditional hospital birth.
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Alternation of neurosis
The remission of symptoms of a mental illness during an acute physical disease.
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Alternation of generation
In genetics, the alternation of gametophytic and sporophytic generations in the life cycle. The sporophyte develops from the zygote and produces spores. The gametophyte develops from the spore and produces gametes The cells of the sporophyte generation contain twice as many chromosomes as those of the gametophyte. Reproduction in which a sexual generation alternates with…
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Alternate hypothesis
In epidemiology, a statistical statement that expresses a relationship between two or more variables.
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Alteregoism
Possessing a tendency to have sympathy only with others who resemble self.
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Alpha waves
Fairly regular EEG waves, between 8 and 12/s, characteristic of a relaxed, waking state, usually with eyes closed, alpha blocking; alpha rhythm. Brain waves typical of a person who is awake and at rest. An electroencephalographic deflection often generated by cells in the visual cortex of the brain.