quantum jump

A sudden or important change or improvement. That brand-new shopping center is a quantum jump from the old, run-down mall that used to be in that location.

Common Names:

Name	Pronounced	Usage
Jock	JAHK	Scottish
Amon-Ra	-	Egyptian Mythology (Anglicized)
Eerikki	E:-reek-kee	Finnish
HÜLya	-	Turkish
Elvire	el-VEER	French
Delphine	del-FEEN	French