(of a person) The amount of time one is expected to live. / (figuratively, by extension, of an idea or an object) The amount of time something is expected to last.

(probability theory) The weighted average of outcome values, using probability as the weighting function.

A mandate (given by the Pope or king) that confers the expectation of succession to a benefice

Do not be surprised by unusual events. Anything might happen.

(psychology) A failed prophecy, leading to a form of cognitive dissonance in the believer.

plural of life expectancy

Almost to expect; to think that something may happen, without being entirely sure.

simple past tense and past participle of half-expect

present participle of half-expect

Third-person singular simple present indicative form of half-expect