in theory, yes.
quote:
Originally posted by Google Define
Spyware: Any software that covertly gathers user information through the user's Internet connection without his or her knowledge, usually for advertising purposes.
Adware: While not necessarily malware, adware is considered to go beyond the reasonable advertising that one might expect from freeware or shareware. Typically a separate program that is installed at the same time as a shareware or similar program, adware will usually continue to generate advertising even when the user is not running the originally desired program.
basically, spyware spys on you and takes information about you. adware doesn't