Similar words: uncertainty, uncertain, principle, principles, pleasure principle, legal principle, certain, certainly. Meaning: n. (quantum theory) the theory that it is impossible to measure both energy and time (or position and momentum) completely accurately at the same time.
31 The uncertainty principle can be obtained from the commutator of operators or from the diffraction of electron.
32 Einstein licked his wounds after his long drawn out battle with Bohr about the uncertainty principle.
More similar words: uncertainty, uncertain, principle, principles, pleasure principle, legal principle, certain, certainly, for certain, ascertain, certainly not, pertain, principal, appertain, principally, entertain, principality, entertained, entertaining, entertainment, disciple, discipleship, curtain, dainty, maintain, present participle, iron curtain, suzerainty, taint, concert.