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Book of Common Prayer

(Encyclopedia)Book of Common Prayer, title given to the service book used in the Church of England and in other churches of the Anglican Communion. The first complete English Book of Common Prayer was produced, mai...

Central American Common Market

(Encyclopedia)Central American Common Market (CACM), trade organization envisioned by a 1960 treaty between Guatemala, Honduras, Nicaragua, and El Salvador. The treaty established (1961) a secretariat for Central A...

plasma

(Encyclopedia)plasma, in physics, fully ionized gas of low density, containing approximately equal numbers of positive and negative ions (see electron and ion). It is electrically conductive and is affected by magn...

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