paradox
noun
[ ˈparədɒks ]
• a seemingly absurd or contradictory statement or proposition which when investigated may prove to be well founded or true.
• "the uncertainty principle leads to all sorts of paradoxes, like the particles being in two places at once"
Similar:
contradiction,
contradiction in terms,
self-contradiction,
inconsistency,
incongruity,
anomaly,
conflict,
absurdity,
oddity,
enigma,
puzzle,
mystery,
conundrum,
oxymoron,
antinomy,
Origin:
mid 16th century (originally denoting a statement contrary to accepted opinion): via late Latin from Greek paradoxon ‘contrary (opinion)’, neuter adjective used as a noun, from para- ‘distinct from’ + doxa ‘opinion’.