indubitable
adjective
[ ɪnˈdjuːbɪtəb(ə)l ]
• impossible to doubt; unquestionable.
• "an indubitable truth"
Similar:
unquestionable,
undoubtable,
indisputable,
unarguable,
inarguable,
undebatable,
incontestable,
undeniable,
irrefutable,
incontrovertible,
unmistakable,
unequivocal,
certain,
sure,
positive,
definite,
absolute,
conclusive,
emphatic,
categorical,
compelling,
watertight,
clear,
clear-cut,
beyond doubt,
beyond the shadow of a doubt,
beyond dispute,
beyond question,
not in question,
not in doubt,
irrefragable,
apodictic,
Origin:
late Middle English: from Latin indubitabilis, from in- ‘not’ + dubitabilis (see dubitable).
