Available Definitions:
1) n. - Intercalation; the insertion of days, months, or years, in an account of time, to produce regularity; as, the embolism of a lunar month in the Greek year.
2) n. - Intercalated time.
3) n. - The occlusion of a blood vessel by an embolus. Embolism in the brain often produces sudden unconsciousness and paralysis.