n. Intercalation; the insertion of days, months, or years in an account of time.n. Intercalated time.n. In pathology, the obstruction of a vessel by a clot of fibrin or other substance abnormally present and brought into the current of the circulating medium from some more or less distant locality. Embolism commonly causes paralysis in the brain, with more or less of an apoplectic shock.n. In liturgics, a prayer for deliverance from evil, inserted in almost all liturgies after the Lord's Prayer, as an expansion of or addition to its closing petition, whence the name. Also embolismus.n. Also embolia.