- The definition of hypotheses is another spelling for hypothesis, which is an unproven theory or statement.
An example of a hypotheses is the theory of evolution.
Variant of hypothesis
an unproved theory, proposition, supposition, etc. tentatively accepted to explain certain facts or () to provide a basis for further investigation, argument, etc.
Origin of hypothesisClassical Greek groundwork, foundation, supposition ; from hypotithenai, to place under ; from hypo-, under + tithenai, to place: see hypo- and amp; do