Diphtheria is a highly contagious and potentially life-threatening bacterial disease caused by Corynebacterium diphtheriae. There are two types of diphtheria: respiratory and cutaneous. Respiratory diphtheria involves the nose, throat and tonsils, and cutaneous diphtheria involves the skin.
cell address. (computer science). A combination of a letter and a number that specifies the column and row in which a cell is located on a spreadsheet. 1  Facebook. 2  Twitter.
You are here: Dictionary A-Definitions. Alternatively referred to as a cell pointer or selected cell, an active cell is a rectangular box, highlighting the cell in a spreadsheet. It helps identify what cell is being working with and where data will be entered. In the picture below of Microsoft Excel, you can see that the active cell is D8.