<character> A character similar to tilde but appearing in the same vertical position as a dash, i.e. half way up rather than at the top like tilde. ASCII does not include a swung dash so tilde is used instead.
It is commonly used for "approximates" or "is approximately equal to".
Try this search on Wikipedia, OneLook, Google
Nearby terms: swizzle « SWL « SWT « swung dash » sy » Sybase, Inc. » Sybase SQL Server