Definition of untestable in US English:

untestable

adjective

  • See untested

    • ‘For what the pro-smacking lobby is really advocating, as the law stands now, is a virtually untestable threshold of ‘reasonable’ force when disciplining children.’
    • ‘Some observers say all these untestable, far-fetched theories are signs of science's vitality and boundless possibilities.’
    • ‘Evolutionary biology, he demonstrates, is a special case since many of its theories are untestable: hence the theorists are allowed ample freedom of imagination.’
    • ‘On the other hand, the statement that the security services have not breached international law is no more than an untestable assertion.’
    • ‘As a clear example of an untestable, unscientific, hypothesis that is perfectly consistent with empirical observations, consider solipsism.’

Pronunciation

untestable

/-ˈtestəbəl/