1unusual or surprising; difficult to understand or explain:children have some strange ideashe’s a very strange man [with clause]:it is strange how things change
slightly or undefinably unwell or ill at ease:her head still felt strange
2not previously visited, seen, or encountered; unfamiliar or alien:she was lost in a strange countrya harsh accent that was strange to his ears
(strange to/at/in) archaic unaccustomed to or unfamiliar with:I am strange to the work
3 Physics (of a subatomic particle) having a non-zero value for strangeness.
strange to say (or literarytell)
it is surprising or unusual that:strange to say, I didn’t really like carol singers
strangely
adverb
[as submodifier]:the house was strangely quiet [sentence adverb]:strangely enough, people were able to perform this task without difficulty