uncertainty

noun 0.704

indeterminacy

noun 0.605

incertitude

noun 0.588

principle of relativity

noun 0.581

indetermination

noun 0.574

indeterminism

noun 0.571

unsureness

noun 0.565

indeterminateness

noun 0.564

quantum theory

noun 0.561

wave-particle duality

noun 0.553

unpredictability

noun 0.537

quantum mechanics

noun 0.533

quantum limit

noun 0.524

quantum physics

noun 0.521

unknowability

noun 0.520

equivalence principle

noun 0.519

chaos theory

noun 0.515

potential theory

noun 0.512

theory of relativity

noun 0.510

certainty

noun 0.508

principle of least action

noun 0.505

correspondence principle

noun 0.504

holographic principle

noun 0.504