Definition of indeterminable in English:



  • 1Not able to be definitely ascertained, calculated, or identified.

    ‘a woman of indeterminable age’
    • ‘We're eating burgers, pizzas, kebabs, sweeties, pies, crisps and assorted pre-packaged pap of indeterminable origin.’
    • ‘He sneered and began to chant an indeterminable language.’
    • ‘A black haze parts in the middle of the composition, offering a view of indeterminable distance vibrating with yellow, orange and light blue.’
    • ‘Susan's expression went indeterminable, then she wiped her hands on the apron she was wearing, took it off and walked over to Emily, giving her a big compassionate hug.’
    • ‘Cal's new doctor was a tall Indian of indeterminable age, anywhere from late twenties to equally late forties.’
    • ‘I slept badly that night: long, indeterminable periods of uneasy wakefulness interspaced with dreams.’
    • ‘Her eyes were focussed on an indeterminable spot somewhere to the right of her.’
    • ‘A girl of indeterminable age stood behind her, a grin on her face.’
    • ‘Clean shaven and bald, save for a jet black goatee upon his chin, his age was nearly indeterminable.’
    • ‘The case is subject to the Revenue Commissioners appeal procedure and as a result the timing of any outcome is indeterminable,’ the accounts say.’
    • ‘It's these tiniest details - the uneasy click of indeterminable percussion, the distant half-heard rumble of thunder from a distance - that make this music so worth hearing.’
    • ‘The dark corridor made the distances indeterminable.’
    • ‘Thereafter, the reader penetrates further and further into a disturbing labyrinth of changing or indeterminable gender.’
    • ‘The room was of indeterminable size, and directly in front of him lay an altar, looking as if it were fifty feet away-regardless, he was able to reach it in three steps.’
    • ‘It seemed that somehow, amidst the reminiscing, the laughs, and an indeterminable amount of liquor, he and Jessie had fallen asleep.’
    • ‘The road to extinction may be of indeterminable length, but the final destination of that road is not in doubt.’
    • ‘After an indeterminable period of frantic slipping and sliding, I called out to a youthful gray haired man who was walking firmly up the hill for help.’
    • ‘Why not get it done to save all concerned an indeterminable, indefensible amount of time, money and credibility?’
    • ‘For an indeterminable length of time, she wandered between sleep and semi-wakefulness, later remembering the noise of the plane once and then silence.’
    • ‘It was a day where the sky was not quite blue, but more a shade of indeterminable grey, with few clouds scattered around like cotton wool stuck on a painting.’
    inestimable, untold, immeasurable, uncountable, incomputable, not to be reckoned
    View synonyms
    1. 1.1 (of a dispute or difficulty) not able to be resolved.


Late 15th century (in the sense ‘unable to be limited’): from late Latin indeterminabilis, from in- ‘not’ + determinabilis (see determinable).