strange
streɪn(d)ʒ/
adjective
adjective: strange; comparative adjective: stranger; superlative adjective: strangest
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1.unusual or surprising; difficult to understand or explain.“children have some strange ideas”

Leader of the Conservative party David Cameron listens to constituents of Reading East talking about the cost of living, in Cafe Giardino, in the Oracle shopping centre, Reading. synonyms:
unusual, odd, curious, peculiar, funny, bizarre, weird, uncanny, queer, unexpected,unfamiliar, abnormal, atypical, anomalous, untypical, different, out of the ordinary, out of the way, extraordinary, remarkable, puzzling, mystifying, mysterious, perplexing, baffling,unaccountable, inexplicable, incongruous, uncommon, irregular, singular, deviant, aberrant,freak, freakish, surreal; More antonyms: ordinary, usual, normal, conventional -
2.not previously visited, seen, or encountered; unfamiliar or alien.“she was lost in a strange country”
synonyms: 
unfamiliar, unknown, new, alien, previously unencountered “when children visit a strange house, they are often a little shy”antonyms: familiar -
archaicunaccustomed to or unfamiliar with.“I am strange to the work”
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3.PHYSICS(of a subatomic particle) having a non-zero value for strangeness.
Origin
Middle English: shortening of Old French estrange, from Latin extraneus ‘external, strange’.
synonyms: