festival of the church of England, kept on the next Thursday after Trinity-Sunday, instituted in honour of the eucharist; to which also one of the colleges in Oxford is dedicated.

CORPUSCULE, in physics, a minute particle, or physical atom, being such as a natural body is made up of. By this word is not meant the elementary particles, nor the hypothetical principles of chemists; but such particles, whether of a simple or compound nature, whose parts will not be dissolved nor dissipated by ordinary degrees of heat.