hypothesize

• hypothesise (non-Oxford British English)

hypothesis +‎ -ize

• (UK) IPA^(key): /haɪˈpɒθ.ɪ.saɪz/, /hɪˈpɒθ.ɪ.saɪz/, /həˈpɒθ.ɪ.saɪz/, /-ə.saɪz/
• (US) IPA^(key): /haɪˈpɑː.θə.saɪz/

  • Audio (Mid-Atlantic)

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hypothesize (third-person singular simple present hypothesizes, present participle hypothesizing, simple past and past participle hypothesized) (American spelling, Oxford British English)

1. (transitive, intransitive) To assume or assert tentatively on uncertain grounds.

   Synonyms: hypotheticate, guess; see also Thesaurus:suppose

   • 1996, Public Health Reports‎, U.S. Department of Health, Education, and Welfare, Public Health Service, Health Resources Administration:

     When hormones signal breast cells to divide more rapidly, scientists hypothesize, they increase breast cancer risk by causing precancerous or cancerous cells to multiply.

• hypothetical
• hypothesizable

• “hypothesize”, in OneLook Dictionary Search.