1unusual or surprising in a way that is unsettling or hard to understand : children have some strange ideas | he's a very strange man |[with clause ] it is strange howthings change.
2not previously visited, seen, or encountered; unfamiliar or alien : she found herself in bed in a strange place | a harsh accent that wasstrange tohis ears.• [ predic. ] ( strange to/at/in) archaic unaccustomed to or unfamiliar with : I am strange to the work.
3Physics having a nonzero value for strangeness.
compulsion |kəmˈpəl sh ən|
1the action or state of forcing or being forced to do something; constraint : the payment was madeunder compulsion.
2an irresistible urge to behave in a certain way, esp. against one's conscious wishes : he felt a compulsion to babble on about what had happened.