Width-In-Cells
This style implies that the value specified for the 
Size property, the one setting the Entry-Field control’s width, is expressed in CELLS. It is possible to get the same result writing: "
Size value CELLS".
 
Example - Define an entry-field with width in cells
screen section. ...   03 screen-1-ef-4 Entry-Field      line 40.6      column 47.5      size 22.2      lines 12.3 cells       id 21      3-d      width-in-cells      .  |