Dictionary » H » Hypothesis



noun, plural: hypotheses

A supposition or tentative explanation for (a group of) phenomena, (a set of) facts, or a scientific inquiry that may be tested, verified or answered by further investigation or methodological experiment.


A scientific hypothesis that has been verified through scientific experiment and research may well be considered a scientific theory.

Word origin: Gk hypóthesis basis, supposition.

Derived terms: hypothesize (verb), hypothetical (adjective), hypothetically (adverb).
Related terms: alternative hypothesis, michaelis-menten hypothesis, neyman-pearson statistical hypothesis, null hypothesis, sliding filament hypothesis, wobble hypothesis.

Compare: law, theory.

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Results from our forum


... human gene which is equivalent to the Drosophila TCF gene is not being transcribed in some of the cells in which it is normally transcribed. Your hypothesis is that the patient has a mutation in the human equivalent of the Drosophila DSH gene, and that this mutation alters the protein so that ...

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by hanna92
Thu Oct 16, 2014 4:44 pm
Forum: Genetics
Topic: Mutation
Replies: 0
Views: 672

Statistics - minitab - which test should i use?! please help

... baby boys and baby girls have different weight at birth. Researches selected 12 families with one son and one daughter. Formulate a suitable null hypothesis and alternative null hypothesis. This is what i came up with for the alternative: The mean weight of baby girls at birth is not lower than ...

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by hb465
Mon Mar 17, 2014 12:19 am
Forum: General Discussion
Topic: Statistics - minitab - which test should i use?! please help
Replies: 1
Views: 1635

Neo-Orthogenesis and Neo-Darwinian evolution

... naturalistic (and no doubt contentious) pantheistic philosophy. I completely reject the classical non-Darwinian, unilinear, orthogenetic hypothesis that is often associated with Lamarckism and which has been convincingly discredited with-the almost universal acceptance of-Darwinian natural ...

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by valetudo
Tue Mar 11, 2014 11:12 am
Forum: Evolution
Topic: Neo-Orthogenesis and Neo-Darwinian evolution
Replies: 0
Views: 3609

Humans Natural Habitat/Optimal Environment

It's an interesting question. The out of Africa hypothesis would apply to those ancient ancestors who once left the continent, but evolution did not stop after we left. As you mentioned your height and physical stature may make you better suited ...

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by Babybel56
Tue Mar 04, 2014 6:04 am
Forum: Evolution
Topic: Humans Natural Habitat/Optimal Environment
Replies: 2
Views: 9067

Re: Are predators always smarter than their prey?

... It is great to have someone to discuss this subject My thoughts about instinctive knowledge the "jury is still out". Currently, my hypothesis is that self-preservation induces fear of everything in which the experience, if they survived, determines the knowledge they learned. Found ...

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by Gannet
Tue Feb 25, 2014 11:43 am
Forum: Zoology Discussion
Topic: Are predators always smarter than their prey?
Replies: 15
Views: 15946
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