Verb hypothesize has 1 sense
  1. speculate, theorize, theorise, conjecture, hypothesize, hypothesise, hypothecate, suppose - to believe especially on uncertain or tentative grounds; "Scientists supposed that large dinosaurs lived in swamps"
    --1 is one way to expect, anticipate
    Derived forms: noun hypothesis3, noun hypothesis1, noun hypothesis2
    Sample sentence:
    They hypothesize that there was a traffic accident