+* [Mousekeys Documentation](feature_mouse_keys.html)
+
+## N-Key Rollover (NKRO)
+A term that applies to keyboards that are capable of reporting any number of key-presses at once.
+
+## Oneshot Modifier
+A modifier that acts as if it is held down until another key is released, so you can press the mod and then press the key, rather than holding the mod while pressing the key.
+
+## ProMicro
+A low cost AVR development board. Clones of this device are often found on ebay very inexpensively (under $5) but people often struggle with flashing their pro micros.
+
+## Pull Request
+A request to submit code to QMK. We encourage all users to submit Pull Requests for their personal keymaps.
+
+## QWERTY
+The standard English keyboard layout, and often a shortcut for other language's standard layouts. Named for the first 6 letters on the keyboard.
+
+## QWERTZ
+The standard Deutsche (German) keyboard layout. Named for the first 6 letters on the keyboard.
+
+## Rollover
+The term for pressing a key while a key is already held down. Variants include 2KRO, 6KRO, and NKRO.
+
+## Scancode
+A 1 byte number that is sent as part of a HID report over USB that represents a single key. These numbers are documented in the [HID Usage Tables](http://www.usb.org/developers/hidpage/Hut1_12v2.pdf) published by the [USB-IF](http://www.usb.org/).
+
+## Space Cadet Shift
+A special set of shift keys which allow you to type various types of braces by tapping the left or right shift one or more times.
+
+* [Space Cadet Shift Documentation](feature_space_cadet.html)
+
+## Tap
+Pressing and releasing a key. In some situations you will need to distinguish between a key down and a key up event, and Tap always refers to both at once.