In source code, we prefer full word rather than abbreviation. Although, we use abbreviation and acronyms in emails, IRC, speaking and so on.

This page is collection of acronyms I heard so far. Please feel free to add abbreviation and acronyms you heard or want to use.

 * AIR = Adobe AIR
 * CA = [http://en.wikipedia.org/wiki/Core_Animation Core Animation] (MacOS)
  * [http://trac.webkit.org/browser/trunk/Source/WebCore/platform/graphics/ca WebCore/platform/grapphics/ca]
 * CC = Chromium Compositor
 * CF = [http://en.wikipedia.org/wiki/Core_Foundation Core Foundation] (MacOS) 
  * [http://trac.webkit.org/browser/trunk/Source/WebCore/platform/cf WebCore/platform/cf]
 * CG = Core Graphics (MacOS) 
  * [http://trac.webkit.org/browser/trunk/Source/WebCore/platform/graphics/cg WebCore/platform/grapphics/cg]
 * DFG = Data Flow Graph (one of JIT tiers in [JavaScriptCore JSC])
 * DOM = [http://www.w3.org/dom Document Object Model]
 * DRT = Dump Render Tree
 * EFL = [wiki:EFLWebKit Enlightenment Foundation Libraries]
 * EWS = [wiki:EWS Early Warning System] [http://queues.webkit.org Queue Status]
 * GPU = Graphics Processing Unit
  * [http://trac.webkit.org/browser/trunk/Source/WebCore/platform/graphics/gpu WebCore/platform/graphics/gpu]
 * GTK+ = [http://en.wikipedia.org/wiki/GTK%2B GIMP ToolKit]
 * GYP = [http://code.google.com/p/gyp Generate Your Projects] (Google)
 * HTML = [http://www.w3.org/html Hyper Text Markup Language] :-)
 * ICU = [http://site.icu-project.org International Components for Unicode]
  * [http://trac.webkit.org/browser/trunk/Source/WTF/icu Source/WTF/icu]
 * IDL = [http://en.wikipedia.org/wiki/IDL_specification_language Interface Description Language]
 * JNI = [http://en.wikipedia.org/wiki/JNI Java Native Interface]
  * [http://trac.webkit.org/browser/trunk/Source/WebCore/bridge/jni WebCore/bridge/jni]
 * JSC = [[JavaScriptCore]]
 * KURL = From [http://en.wikipedia.org/wiki/KHTML KHTML]?
 * NP = [https://developer.mozilla.org/en/NPObject Netscape Plug-in]
  * [http://trac.webkit.org/browser/trunk/Source/WebCore/bridge/npruntime.cpp WebCore/bridge/npruntime.cpp]
 * NRWT = new-run-webkit-tests (new implementation of run-webkit-tests, the only one since r171967)
 * NS = [http://en.wikipedia.org/wiki/Nextstep NextStep]
 * ORWT = old-run-webkit-tests (removed in r171967)
 * PB = Project Builder (MacOS)
 * POD = [http://en.wikipedia.org/wiki/Plain_old_data_structure Plain Old Data]
 * Qt = [http://en.wikipedia.org/wiki/Qt_(framework) Qt] cross-platform framework
 * SVG = [http://www.w3.org/Graphics/SVG Scalable Vector Graphics]
 * TOT = Tip of Tree = The latest commit on the tree, Did you try on TOT?
 * UUID = [http://en.wikipedia.org/wiki/Universally_Unique_Identifier Universally unique identifier] aka [http://en.wikipedia.org/wiki/Globally_unique_identifier GUID](MS)
 * WHATWG = [http://www.whatwg.org Web Hypertext Application Technology Working Group]
 * WIP = Work In Progress
 * WK = WebKit
  * WK1 = WebKit1
  * WK2 = WebKit2
 * WTF = Web Template Framework 
  * [http://trac.webkit.org/browser/trunk/Source/WTF Source/WTF]
 * WTR = WebKit Test Runner
 * wx = [wiki:wxWebKit wxWidget]
  * [http://trac.webkit.org/browser/trunk/Source/WebCore/platform/wx WebCore/platform/wx]
 * xcconfig = XCode Config (MacOS)
 * XML = [http://www.w3.org/xml eXtensible Markup Language] :-)