ಅರ್ಥ : A string of characters beginning with a period and followed by one or more letters. The optional second part of a PC computer filename.
							ಉದಾಹರಣೆ : 
							Most applications provide extensions for the files they create.
							Most BASIC files use the filename extension .BAS.
							
ಸಮಾನಾರ್ಥಕ : extension, filename extension