Something that goes against common sense or what one would intuitively expect.

ऐसा जो सामान्य ज्ञान के खिलाफ हो

English Usage: The counterintuitive results of the experiment surprised the scientists.

Hindi Usage: प्रयोग के वो अजीब नतीजे वैज्ञानिकों को हैरान कर गए।