v. 1 imagine, guess, conjecture, speculate, suppose, hypothesize, theorize, assume, presume, conclude, gather, infer, understand, fancy, suspect, feel, sense I surmised that the treaty terms were arranged by deputies long before the summit
n. 2 guess, conjecture, speculation, notion, hypothesis, theory, supposition, assumption, presumption, conclusion, understanding, fancy, suspicion, feeling, sense It was an early surmise of the experts that man could not survive passing through the Van Allen belts