Note: 1,000 career games played are needed to make this list of the one-thousand greatest on base plus slugging leaders, raw averages are presented in parenthesis to further distinguish the top one-hundred, and a bold faced entry denotes that the player was active during the previous Major League season.
Primary active transport, directly uses metabolic energy (ATP) to transport molecules across a membrane.
Refers to objects currently being displayed or used. For example, in graphical user interfaces, the active window is the window currently receiving mouse and keyboard input. In spreadsheet applications, the active cell is the cell, usually highlighted, in which data can be entered or modified. The active program is the program currently running. When you enter a command, it usually applies only to the active elements.