working hypothesis

working hypothesis

noun
See under hypothesis (def. 1).
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hy·poth·e·sis

[hahy-poth-uh-sis, hi-]
noun, plural hy·poth·e·ses [-seez] .
1.
a proposition, or set of propositions, set forth as an explanation for the occurrence of some specified group of phenomena, either asserted merely as a provisional conjecture to guide investigation (working hypothesis) or accepted as highly probable in the light of established facts.
2.
a proposition assumed as a premise in an argument.
3.
the antecedent of a conditional proposition.
4.
a mere assumption or guess.

Origin:
1590–1600; < Greek hypóthesis basis, supposition. See hypo-, thesis

hy·poth·e·sist, noun
coun·ter·hy·poth·e·sis, noun, plural coun·ter·hy·poth·e·ses.
sub·hy·poth·e·sis, noun, plural sub·hy·poth·e·ses.

1. hypothesis, law1, theory (see synonym note at theory); 2. deduction, extrapolation, induction, generalization, hypothesis.


1. See theory.

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Based on the Random House Dictionary, © Random House, Inc. 2012.
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