A minicomputer (colloquially, mini) is a class of multi-user computers that lies in the middle range of the computing spectrum, in between the largest multi-user systemsâ¦ (mainframe computers) and the smallest single-user systems (microcomputers or personal computers).
Alpha (Î± or Î±) and omega (Ï or Ï) are the first and last letters of the Greek alphabet, and a title of Christ or of God in the Book of Revelation. This couple of letters are used as Christian symbols, and are often combined with the Cross, Chi-rho, or other Christian symbols.
noun. 1  Delta is defined as the fourth letter of the Greek alphabet. It is shown in capital form with the symbol of an isosceles triangle (Î´) and in lower-case form with a circle with a tail on the top (Î´). 2  The definition of a delta is a triangle-shaped deposit of sand, clay or silt at the mouth of a river.