hypotheses

/haɪˈpɑːθəˌsiːz/

IPA: /HH AY0 P AA1 TH AH0 S IY0 Z/

noun
  1. 1

    Used loosely, a tentative conjecture explaining an observation, phenomenon or scientific problem that can be tested by further observation, investigation and/or experimentation. As a scientific term of art, see the attached quotation. Compare to theory, and quotation given there.

  2. 2

    (general) An assumption taken to be true for the purpose of argument or investigation.

  3. 3

    (grammar) The antecedent of a conditional statement.

Source: https://en.wiktionary.org/wiki/hypotheses, https://en.wiktionary.org/wiki/hypothesis