Major online reference source

• Its symbol is a globe composed of jigsaw puzzle pieces
• Online reference source
• Expanding on-line reference
• Popular online reference
• Web site founded by Jimmy Wales
• Many teachers disallow it in footnotes
• Popular reference work

Wikipedia Word definitions in Wikipedia
Wikipedia ( or ) is a free Internet encyclopedia that allows its users to edit almost any article accessible. Wikipedia is the largest and most popular general reference work on the Internet and is ranked among the ten most popular websites. Wikipedia is ...