c/BASIC extensions

Information
lexicalization	eng: BASIC extensions
subclass of	(noun) a string of characters beginning with a period and followed by one or more letters; the optional second part of a PC computer filename; "most applications provide extensions for the files they create"; "most BASIC files use the filename extension .BAS" file name extension, extension, filename extension
has instance	e/BASIC 8
has instance	e/BASIC extension
has instance	e/Graphics BASIC
has instance	e/Simons' BASIC
has instance	e/Super Expander 64
has instance	e/Super Expander